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Alan3354 answered: 30973 problems
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Numeric_Fractions/688772: whats 32 over 105 in fraction please help me i beg ye am its my homework and my teacher will kill me if i dont have it finished help 1 solutions Answer 425689 by Alan3354(30993)   on 2012-12-03 12:22:02 (Show Source): You can put this solution on YOUR website! whats 32 over 105 in fraction ----------- = 32/105 ??

Travel_Word_Problems/688680: If you travel a distance of 450 kilograms, how many pounds do they weigh? 1 solutions Answer 425677 by Alan3354(30993)   on 2012-12-03 10:00:37 (Show Source): You can put this solution on YOUR website! If you travel a distance of 450 kilograms, how many pounds do they weigh? ------------ Kilograms is not a distance. --- How many pounds does what weigh?

Pythagorean-theorem/688521: A triangle has these sides. Will it be acute, right, obtuse or not possible? Show work to justify your answers. 1. 5,8,9 2. 3,4,5 3. 3,5,11 4. 2,12,13 1 solutions Answer 425637 by Alan3354(30993)   on 2012-12-02 21:07:57 (Show Source): You can put this solution on YOUR website! A triangle has these sides. Will it be acute, right, obtuse or not possible? Show work to justify your answers. 1. 5,8,9 2. 3,4,5 3. 3,5,11 4. 2,12,13 Call the longest side c, the others are a & b If c >= a+b, it's not a triangle If c <= |a-b| it's not a triangle ============ If the square of the longest side < sum of the squares of the other 2, it's acute. ------ If the square of the longest side = sum of the squares of the other 2, it's a right triangle. ------ If the square of the longest side > sum of the squares of the other 2, it's obtuse. =======================

Exponents/688524: how do you solve 2n squared+15n+7 1 solutions Answer 425635 by Alan3354(30993)   on 2012-12-02 21:04:24 (Show Source): You can put this solution on YOUR website! how do you solve 2n squared+15n+7 ------------ It's not an equation, so there's nothing to solve.

Travel_Word_Problems/688472: Officer clocked tge cars at45mph,37mph 44mph and 40mph.what is the average speed 1 solutions Answer 425622 by Alan3354(30993)   on 2012-12-02 20:27:27 (Show Source): You can put this solution on YOUR website! Officer clocked tge cars at45mph,37mph 44mph and 40mph.what is the average speed ------- There are 4 speeds. Add them, divide by 4.

Exponential-and-logarithmic-functions/688356: Please solve for q 3^q = -27 1 solutions Answer 425585 by Alan3354(30993)   on 2012-12-02 16:55:08 (Show Source): You can put this solution on YOUR website! Please solve for q 3^q = -27 ---------- No exponent of a positive number will give a negative result. No real number solution.

expressions/688276: the distance in feet traveled by a free-falling object in t seconds is given by the formula d(t)=16t^2. It takes 8 seconds for a hard hat to fall from the top of the building. How high is the building? 1 solutions Answer 425579 by Alan3354(30993)   on 2012-12-02 16:20:03 (Show Source): You can put this solution on YOUR website! the distance in feet traveled by a free-falling object in t seconds is given by the formula d(t)=16t^2. It takes 8 seconds for a hard hat to fall from the top of the building. How high is the building? d(8) = 16*8^2 feet

logarithm/688338: solve for q, please show steps log(3)-27 = q 1 solutions Answer 425577 by Alan3354(30993)   on 2012-12-02 16:17:44 (Show Source): You can put this solution on YOUR website! solve for q, please show steps log(3)-27 = q --------- It is solved for q, tho I don't know what the LH side means.

Average/688299: Calculate how fast you are moving in feet per second if you are traveling 75 mile per hour, also what type of tornado speed is that? 1 solutions Answer 425576 by Alan3354(30993)   on 2012-12-02 16:16:20 (Show Source): You can put this solution on YOUR website! Calculate how fast you are moving in feet per second if you are traveling 75 mile per hour, also what type of tornado speed is that? ---------- 15 mi/hr = 22 ft/sec 75 mi/hr = 110 ft/sec -------- I think it's an F1, but that might apply to hurricanes.

Triangles/688320: Can an isosceles triangle's base length be double the length of the sides of the triangle. For example can a triangles base be 4 and sides be 2 1 solutions Answer 425573 by Alan3354(30993)   on 2012-12-02 16:03:30 (Show Source): You can put this solution on YOUR website! Can an isosceles triangle's base length be double the length of the sides of the triangle. For example can a triangles base be 4 and sides be 2 ------- No, that won't work.

Travel_Word_Problems/688148: at t=12s frank is at x=25m, 5s later he is at x=20m. What is his velocity? t is time s is seconds x is distance m is meters 1 solutions Answer 425533 by Alan3354(30993)   on 2012-12-02 09:01:08 (Show Source): You can put this solution on YOUR website! at t=12s frank is at x=25m, 5s later he is at x=20m. What is his velocity? --------------- r = d/t r = (20-25)/5 = -1 m/sec He moved 5 meters in 5 seconds

test/688159: How do I solve elimination problems for elementry algebra 1 solutions Answer 425532 by Alan3354(30993)   on 2012-12-02 08:57:09 (Show Source): You can put this solution on YOUR website! How do I solve elimination problems for elementry algebra ---------- Look at the 100s or 1000s of solved examples on this site.

test/688143: For Line Segment AB with midpoint of M, determine the coordinates of point B. A(-2,2); M=(1,1 1/2). Please show me how to do this. Thank you for your help. 1 solutions Answer 425531 by Alan3354(30993)   on 2012-12-02 08:55:56 (Show Source): You can put this solution on YOUR website! For Line Segment AB with midpoint of M, determine the coordinates of point B. A(-2,2); M=(1,1 1/2). Please show me how to do this. ----------- The easiest way: Find the x & y distances from A to M separately (M - A) For x: 3 For y: -0.5 -------- Add those to point M separately x: 1 + 3 = 4 y: 1.5 - 0.5 = 1 B is (4,1)

Miscellaneous_Word_Problems/688156: Please help I am in desperate need. I just do not understand these. Two angles are supplementary. One angle is 4 degrees less than three times the other. Find the measurement of the angles. 1 solutions Answer 425530 by Alan3354(30993)   on 2012-12-02 08:48:19 (Show Source): You can put this solution on YOUR website! Two angles are supplementary. One angle is 4 degrees less than three times the other. Find the measurement of the angles. ============== Call the angles A & B A + B = 180 degs A = 3B - 4 ----- Solve for A & B Sub for A in the 1st eqn (3B-4) + B = 180 4B = 184 B = 46 degs --- A = 180 - B A = 134 degs

Geometry_Word_Problems/688121: a right triangle has legs 12 inch and 16 inch. How far from the vertex must this triangle be cut. 1 solutions Answer 425529 by Alan3354(30993)   on 2012-12-02 08:43:50 (Show Source): You can put this solution on YOUR website! a right triangle has legs 12 inch and 16 inch. How far from the vertex must this triangle be cut. ------------------- It doesn't have to be cut at all.

Equations/688134: For what values of k will 3x^4 + 4x^3-12x +k = 0 have no solution 1 solutions Answer 425528 by Alan3354(30993)   on 2012-12-02 08:42:12 (Show Source): You can put this solution on YOUR website! For what values of k will 3x^4 + 4x^3-12x +k = 0 have no solution ----------- The equation will have 4 solutions for any value of k.

Average/688139: Estimate the grade received on a test when 24 questions are answered correctly out of 40. 1 solutions Answer 425527 by Alan3354(30993)   on 2012-12-02 08:33:25 (Show Source): You can put this solution on YOUR website! Estimate the grade received on a test when 24 questions are answered correctly out of 40. ---------- 24/40 = 0.6 = 60%

Pythagorean-theorem/688145: The base of a 45-45 degrees right triangle measures 8 inches. Find the height and the hypotenuse of the right triangle. 1 solutions Answer 425526 by Alan3354(30993)   on 2012-12-02 08:30:03 (Show Source): You can put this solution on YOUR website! duplicate

Pythagorean-theorem/688147: The base of a 45-45 degrees right triangle measures 8 inches. Find the height and the hypotenuse of the right triangle. 1 solutions Answer 425525 by Alan3354(30993)   on 2012-12-02 08:29:36 (Show Source): You can put this solution on YOUR website! The base of a 45-45 degrees right triangle measures 8 inches. Find the height and the hypotenuse of the right triangle. -------------- The 2 angles are equal, so the 2 sides are equal. height = 8 inches. ---- a = 8 b = 8 c = hypotenuse

Numbers_Word_Problems/688119: one number is twice another. their sum is twelve. find the numbers need the answer today. 1 solutions Answer 425523 by Alan3354(30993)   on 2012-12-02 08:21:10 (Show Source): You can put this solution on YOUR website! one number is twice another. their sum is twelve. find the numbers need the answer today. --------------- n + 2n = 12

Travel_Word_Problems/688130: Omar is Running at an average velocity of 6 km/h. How many meters would he run after 15 minutes ? 1 solutions Answer 425522 by Alan3354(30993)   on 2012-12-02 08:19:42 (Show Source): You can put this solution on YOUR website! Omar is Running at an average velocity of 6 km/h. How many meters would he run after 15 minutes ? ------------ 15 minutes = 1/4 hour --- d = r*t

Length-and-distance/688113: show that a circle can be drawn which touches the lines x-y+1=0 at (4,5) and 7x+y=13 at (2, -1). 1 solutions Answer 425519 by Alan3354(30993)   on 2012-12-02 07:57:35 (Show Source): You can put this solution on YOUR website! show that a circle can be drawn which touches the lines x-y+1=0 at (4,5) and 7x+y=13 at (2, -1). ---------------- (2,-1) is not on the lines.

Travel_Word_Problems/688023: a car has to travel 4800 miles the car travels at 60 miles per hour for 20 hours then continues for 20 hours then stops again for 10 hours then continues how lone did the entire trip take 1 solutions Answer 425481 by Alan3354(30993)   on 2012-12-01 20:24:30 (Show Source): You can put this solution on YOUR website! a car has to travel 4800 miles the car travels at 60 miles per hour for 20 hours then continues for 20 hours then stops again for 10 hours then continues how lone did the entire trip take ---------------- 20 + 20 + 10 = 50 hours

Numeric_Fractions/687951: -4.6-3 7/8 1 solutions Answer 425480 by Alan3354(30993)   on 2012-12-01 20:21:26 (Show Source): You can put this solution on YOUR website! -4.6-3 7/8 ------- = -4.6 - 3.875 = - 8.475 =========== or -4.6-3 7/8 = -4 3/5 - 3 7/8 = -23/5 - 31/8 = -184/40 - 155/40 = -339/40

test/688010: 2(1/2)/(1/2) squared -16 1 solutions Answer 425477 by Alan3354(30993)   on 2012-12-01 20:01:09 (Show Source): You can put this solution on YOUR website! 2(1/2)/(1/2) squared -16 -------------- I don't know what that means.

Equations/688012: use the elimination method to solve the system of equations a+8b=12 a+4b=4 1 solutions Answer 425467 by Alan3354(30993)   on 2012-12-01 18:52:18 (Show Source): You can put this solution on YOUR website! use the elimination method to solve the system of equations a+8b=12 a+4b=4 ----------- Subtract

Rational-functions/687317: Rationalize the denominator. simplify if possible. what is the 4th root of 96 over(divide) the 4th root of 3? 1 solutions Answer 425458 by Alan3354(30993)   on 2012-12-01 17:44:06 (Show Source): You can put this solution on YOUR website! Rationalize the denominator. simplify if possible. what is the 4th root of 96 over(divide) the 4th root of 3? -------------------- = =

Travel_Word_Problems/687999: if a ball is thrown from 35 feet at 65 miles per hour, what would the speed be calculated at for 60 feet 6 inches (as the reaction time at 35 feet must be faster). 1 solutions Answer 425456 by Alan3354(30993)   on 2012-12-01 17:40:32 (Show Source): You can put this solution on YOUR website! if a ball is thrown from 35 feet at 65 miles per hour, what would the speed be calculated at for 60 feet 6 inches (as the reaction time at 35 feet must be faster). ------------------- That makes no sense.

Volume/687978: how do you calculate the maximum of a cylinder inscribed in a sphere ? 1 solutions Answer 425451 by Alan3354(30993)   on 2012-12-01 17:14:35 (Show Source): You can put this solution on YOUR website! how do you calculate the maximum of a cylinder inscribed in a sphere ? ------------- Maximum what?

logarithm/687976: Use logb4 = 0.6021 and logb5 = 0.6990 to evaluate the given logarithms. Round to four decimal places. 1) logb2 2) logb64 3) logbsqrt5 4) logbcuberoot4 5) logb0.8 6) log4b 1 solutions Answer 425435 by Alan3354(30993)   on 2012-12-01 16:25:09 (Show Source): You can put this solution on YOUR website! Use logb4 = 0.6021 and logb5 = 0.6990 to evaluate the given logarithms. Round to four decimal places. 1) logb2 2 = sqrt(4) = 4^(1/2) ------------ 2) logb64 64 = 4^3 --------------- You try the rest of them. 3) logbsqrt5 4) logbcuberoot4 5) logb0.8 6) log4b

Coordinate-system/687960: If the points (-4, 1) and (2, 1) are the endpoints of a diameter of a circle, where is the center? 1 solutions Answer 425433 by Alan3354(30993)   on 2012-12-01 16:13:06 (Show Source): You can put this solution on YOUR website! If the points (-4, 1) and (2, 1) are the endpoints of a diameter of a circle, where is the center? -------------- It's the midpoint of the line. Find the average of x & y separately. For x: (-4 + 2)/2 = -1 y = 1 --------- --> center at (-1,1)