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 Linear-equations/734593: What are the ordered pairs for this equation? y= 1/4x-1 (4, ) and (0, )1 solutions Answer 449075 by rfer(12644)   on 2013-04-07 01:42:50 (Show Source): You can put this solution on YOUR website!(4,0) (0,-1)
 logarithm/734570: Find the amount after 3 years if \$700 is invested at 17% compound a) annually b)semiannually C)Quarterly D) Monthly1 solutions Answer 449074 by rfer(12644)   on 2013-04-07 01:40:07 (Show Source): You can put this solution on YOUR website!A) FV=700(1.17)^3 B) FV=700(1+0.17/2)^3*2 C) FV=700(1+0.17/4)^^3*4 D) FV=700(1+0.17/12)^3*12 You do the math.
 test/734644: use the cycle graph to solve the problem a survey of the 5222 vehicles on the campus of state university yielded the following circle graph find the number of vans round your result to the nearest whole number motorcycles 9%, hatchbacks 35%, pickups 27%, sedans 5%, vans 8%, convertibles 16%, 1 solutions Answer 449072 by rfer(12644)   on 2013-04-07 01:33:12 (Show Source): You can put this solution on YOUR website!5222*0.08=418
 Money_Word_Problems/734627: The admission fee at a small fair is \$2 for children and \$4 for adults. On a certain day, 750 people entered the fair and \$2,500 was collected. How many children attended the small fair on that day?1 solutions Answer 449071 by rfer(12644)   on 2013-04-07 01:30:11 (Show Source): You can put this solution on YOUR website!c+a=750 2c+4a=2500 -------- a=750-c ---------- 2c+4(750-c)=2500 2c+3000-4c=2500 -2c=2500-3000 c=-500/-2 c=250 children ----------- 2*250+4a=2500 500+4a=2500 4a=2500-500 a=2000/4 a=500 adults
 Volume/734645: a cylindrical water tank near the town library is 15 meters high and has a circumference of 85 meters. what is the APPROXIMATE volume, to the nearest whole number, of the water tank?1 solutions Answer 449069 by rfer(12644)   on 2013-04-07 01:21:22 (Show Source): You can put this solution on YOUR website!85/3.14=27 27/2=13.5 3.14*13.5^2*15=8629 cu meters
 Age_Word_Problems/734610: John is 1/4 as old as is his father. In 8 years the sum of their ages will be 61. How old is John's father?1 solutions Answer 449068 by rfer(12644)   on 2013-04-07 01:17:47 (Show Source): You can put this solution on YOUR website!1/4x+8+x+8=61 1 1/4x=61-16 5/4x=45 x=45/(5/4) x=45*4/5 x=36
 Linear-equations/734580: What is the slope of line containing these points? (6,-8) and (-6,-8)1 solutions Answer 449067 by rfer(12644)   on 2013-04-07 01:13:58 (Show Source): You can put this solution on YOUR website!m=(-8--8)/(-6-6) m=0/-12 m=0 no slope
 Percentage-and-ratio-word-problems/734649: A shopkeeper buys a TV set for Rs 10000. His selling expenses are 20% of his purchase price. If he wants to earn a profit of 20% on his selling price then what will be the selling price of TV set? A) 15000 B) 14400 C) 16000 D) 16500 Please post the complete solution!1 solutions Answer 449066 by rfer(12644)   on 2013-04-07 01:06:49 (Show Source): You can put this solution on YOUR website!10000*1.2*1.2=14400
 Finance/734501: Use the formula for computing future value using compound interest to determine the value of the account after 5 years when: Principal = \$10,000 Annual Interest Rate is 6% Compounded monthly. In the least, give can you give me the proper formula, and get me started? Thanks Dearly.1 solutions Answer 448991 by rfer(12644)   on 2013-04-06 16:09:27 (Show Source): You can put this solution on YOUR website!FV=10000(1+0.06/12)^12*5
 Linear_Algebra/734244: find the indicated product (x+4)(x-5)(x-6)1 solutions Answer 448856 by rfer(12644)   on 2013-04-05 20:54:19 (Show Source): You can put this solution on YOUR website!(x+4)(x-5)(x-6) (x^2-5x+4x-20)(x-6) x^3-5x^2+4x^2-20x-6x^2-30x+24x+120= x^3-11x^2-26x+120
 Average/734312: On the first 5 tests of her chemistry class, Emily got an average score of 88. What does she need on the next test to have an overall average of 90?1 solutions Answer 448855 by rfer(12644)   on 2013-04-05 20:50:07 (Show Source): You can put this solution on YOUR website!((5*88)+x)/6=90 440+x=90*6 440+x=540 x=540-440 x=100
 Exponents-negative-and-fractional/734313: 1 1/6 + x/8 = 7/24 Not sure what to do once I turn the mixed fraction to an improper one. any help would be appreciated. thanks.1 solutions Answer 448854 by rfer(12644)   on 2013-04-05 20:48:12 (Show Source): You can put this solution on YOUR website!7/6+x/8=7/24 x/8=7/24-7/6 x/8=7/24-28/24 x/8=-21/24 x=-21/24*8 x=-7
 Money_Word_Problems/734292: If you invest a sum of money in an account earning 12% annual interest, how long will it take for your money to double?1 solutions Answer 448847 by rfer(12644)   on 2013-04-05 20:27:21 (Show Source): You can put this solution on YOUR website!6 yrs
 Quadratic_Equations/734175: if 4(3x+2)-(x+5)=-3 then x=? with explanation and solution1 solutions Answer 448743 by rfer(12644)   on 2013-04-05 12:05:58 (Show Source): You can put this solution on YOUR website!12x+8-x-5=-3 11x=-3-8+5 11x=7 x=7/11
 Surface-area/733934: The length and width of a rectangular field are in the ratio 4:3. If the area is 432 square units, find its perimeter. What I have done so far was multiply 4 by 3 and divided the product by 432.1 solutions Answer 448654 by rfer(12644)   on 2013-04-04 20:31:46 (Show Source): You can put this solution on YOUR website!4x*3x=432 12x^2=432 x^2=432/12 x^2=36 x=sqrt 36 x=6 4x=24 3x=18 ------------- P=2(24)+2(18) P=48+36 P=84 units
 Numeric_Fractions/733964: How do I solve 7/8 - v = 13/16?1 solutions Answer 448652 by rfer(12644)   on 2013-04-04 20:27:06 (Show Source): You can put this solution on YOUR website!-v=13/16-7/8 -v=13/16-14/16 -v=-1/16 v=1/16
 Money_Word_Problems/733951: Kristina invests \$15,000 at 7% simple interest for 1 year. How much is in the account at the end of the 1 year period?1 solutions Answer 448651 by rfer(12644)   on 2013-04-04 20:25:39 (Show Source): You can put this solution on YOUR website!I=15000*0.07*1 I=1050 15000+1050=\$16050
 Problems-with-consecutive-odd-even-integers/733960: Q. Find two consecutive integers such that the sum of twice the first and three times the second is 38. I do not really understand this question, when it says "such that the sum of twice the first and three times the second is 38"..1 solutions Answer 448650 by rfer(12644)   on 2013-04-04 20:23:17 (Show Source): You can put this solution on YOUR website!2x+3(x+1)=38 2x+3x+3=38 5x=38-3 x=35/5 x=7 x+1=8
 Travel_Word_Problems/733961: A train leaves Little Rock, Arkansas, and travels north at 65 kilometers per hour. Another train leaves at the same time and travels south at 90 kilometers per hour. How long will it take before they are 310 kilometers apart?1 solutions Answer 448649 by rfer(12644)   on 2013-04-04 20:19:58 (Show Source): You can put this solution on YOUR website!moving apart at 90+65=155 mph 310/155=2 hrs
 percentage/733890: Hi, I'm having some trouble with math work and need some help. Please show the work with it. What is 92 percent of 175? What is 20 percent of 115? What percent of 115 is 69? 23 is 46 percent of what? 57 is 30 percent of what? What is 44 percent of 25? What percent of 84 is 63? What percent of 350 is 77?1 solutions Answer 448647 by rfer(12644)   on 2013-04-04 20:18:12 (Show Source): You can put this solution on YOUR website!175*0.92=161 115*0.20=23 69/115=0.60=60% 23/0.46=50 57/0.30=190 25*0.44=11 63/84=0.75=75% 77/350=0.22=22%
 Money_Word_Problems/733906: The simple interest I on an investment of P dollars at an interest rate r for t years is given by I=Prt. Find the time it would take to earn \$1800 in interest on an investment of \$25000 at a rate of 6.2%. 1 solutions Answer 448642 by rfer(12644)   on 2013-04-04 19:12:10 (Show Source): You can put this solution on YOUR website!1800=25000*0.062t 1800=1550t 1800/1550=t t=1.16 yrs
 Linear-equations/733903: Write the equation of a line to the given line but passing given point y=-3x-6; (-1,5)1 solutions Answer 448640 by rfer(12644)   on 2013-04-04 19:05:31 (Show Source): You can put this solution on YOUR website!5=-3*-1+b 5=3+b b=2 ----------- y=-3x+2
 ?t?e?s?t/733438: find the slope of the line passing through the points (5,1) and (5,4) 1 solutions Answer 448424 by rfer(12644)   on 2013-04-03 18:33:07 (Show Source): You can put this solution on YOUR website!m=(4-1)/(5-5) m=3/0 m=0 vertical line
 Polynomials-and-rational-expressions/733458: Multiply the following binomials. (6y-1/2)(y+9/2)1 solutions Answer 448422 by rfer(12644)   on 2013-04-03 18:31:14 (Show Source): You can put this solution on YOUR website!6y^2+27y-1/2y-2 1/4 6Y^2+26 1/2y-1 1/4
 Rate-of-work-word-problems/733459: sue read a 321 page book in 4 hours at that rate how long would it take her to read a book with 1658 pages1 solutions Answer 448417 by rfer(12644)   on 2013-04-03 18:27:57 (Show Source): You can put this solution on YOUR website!321/4=1658/x 321x=6632 x=6632/321 x=20.7 hrs
 �t�e�s�t/733447: how to find the slope of the line passing through the given points (-7,2) and (-1,-4)1 solutions Answer 448413 by rfer(12644)   on 2013-04-03 18:24:57 (Show Source): You can put this solution on YOUR website!slope m=(-4-2)/(-1--7) m=-6/6 m=-1
 Polynomials-and-rational-expressions/733460: Multiply the following polynomials. (x-6)(x^2-2x+3)1 solutions Answer 448412 by rfer(12644)   on 2013-04-03 18:23:11 (Show Source): You can put this solution on YOUR website!x^3-2x^2+3x-6x^2+12x-18= x^3-8x^2+15x-18
 Polynomials-and-rational-expressions/733461: Multiply the following (7y^4+4)(2y^2+5) 1 solutions Answer 448411 by rfer(12644)   on 2013-04-03 18:21:01 (Show Source): You can put this solution on YOUR website!14y^6+35y^4+8y^2+20
 Polynomials-and-rational-expressions/733457: Multiply the following by applying the distributive property. 2a^2(5a^2-8a+1)1 solutions Answer 448410 by rfer(12644)   on 2013-04-03 18:18:04 (Show Source): You can put this solution on YOUR website!=10a^4-16a^3+2a^2
 Polynomials-and-rational-expressions/733462: Simplify the following (3y+4)(5y-2)+61 solutions Answer 448409 by rfer(12644)   on 2013-04-03 18:16:37 (Show Source): You can put this solution on YOUR website!15y^2-6y+20y-8+6= 15y^2+14y-2
 Travel_Word_Problems/733476: what is the average spped of a race car that travels 300 miles in 2 hours1 solutions Answer 448405 by rfer(12644)   on 2013-04-03 18:05:32 (Show Source): You can put this solution on YOUR website!300/2=150 mph