Tutors Answer Your Questions about Miscellaneous Word Problems (FREE)
Question 334966: A machine is used to fill each of several bags with 16 ounces of sugar. After the bags are filled, another machine weighs them. If the bag weighs 0.3 ounces more or less than the desired weight, the bag is rejected. Wright an equation to find the heaviest and the lightest bag the machine will approve.
Click here to see answer by checkley77(12569) |
Question 335016: I'm a 5th grader stuck on a question. This is the problem. The product of .4 and another decimal is greater than .3 but less than .4. What are the least and greatest decimal to the nearest hundreth for the other factor? Please help. Thanks.
Click here to see answer by stanbon(57377) |
Question 335016: I'm a 5th grader stuck on a question. This is the problem. The product of .4 and another decimal is greater than .3 but less than .4. What are the least and greatest decimal to the nearest hundreth for the other factor? Please help. Thanks.
Click here to see answer by solver91311(16897)  |
Question 335021: Asuming 86.3 heartbeats/minutes, estimate the total number of times the heart of a human beats in an average lifetime of 87.3 years. Assume 365.25 days per year. Your answer must be within + or - 5.0%
Please help me with this problem! Thank you!
Click here to see answer by Alan3354(30993)  |
Question 334738: Assume 6,200 children go to disneyland today. It raises the cost of admissions from $34 to $59 and lowers the age limit for adults from 11 years old to 10 years old. How much additional revenue will Disneyland recieve per child? Per Day?
Click here to see answer by nyc_function(2733)  |
Question 335127: Alan, Ben and Cal are seated as shown with their eyes closed. A B C ....Cal is sitting in the front, behind him, Cal, and behind him Alan (in train style). Diane places a hat on each of their heads from a box they know contains 3 red and 2 blue hats. They all open their eyes and look forward.
Alan is sitting behind Ben, who is sitting behind Cal. Alan says; "I cannot deduce what color hat I'm wearing" Hearing that, Ben says, "I cannot deduce what color I'm wearing either." Cal then says, "I know what color I'm wearing!"
How does Cal know the color of his hat?
Click here to see answer by Theo(3464)  |
Question 335341: 12. Solve using the five-step problem-solving process. Show all steps necessary to arrive at your solution.
The area of a circle is 45 square meters. What is its circumference? (Use п = 3.14. Hint: Area of Circle: A = пr2 and Circumference of Circle: C = 2пr)
Click here to see answer by checkley77(12569) |
Question 335606: Mrs. Bailey gives a test, and her students’ scores range from 30 to 70. She decides to curve the scores, so that they range from 65 to 95. Let “x” be an original score, and “y” be a curved score. Using the ordered pairs (30,65) and (70,95), write the equation in slope/intercept form that she should use to curve the test scores.
In the scenario given above, what will an original score of 62 become?
I could really use some help with this. Any help would be really appreciated!!!
Click here to see answer by Earlsdon(6287) |
Question 335606: Mrs. Bailey gives a test, and her students’ scores range from 30 to 70. She decides to curve the scores, so that they range from 65 to 95. Let “x” be an original score, and “y” be a curved score. Using the ordered pairs (30,65) and (70,95), write the equation in slope/intercept form that she should use to curve the test scores.
In the scenario given above, what will an original score of 62 become?
I could really use some help with this. Any help would be really appreciated!!!
Click here to see answer by Edwin McCravy(8909)  |
Question 335372: From 1 p.m. to 5 p.m. on Monday, a group of photographers will be taking individual pictures of 600 students. If it takes 2 minutes to take each student's picture, how many photographers are needed?
(A) Two (B) Three (C) Four (D) Five (E) Fifteen
Click here to see answer by Fombitz(13828)  |
Question 335635: Noam walks home from school by walking 8 blocks north and then 6 blocks east. How much shorter would his walk be if there were a direct path from the school to his house? Assume that the blocks are square.
Click here to see answer by Fombitz(13828)  |
Question 335679: Hello!
The length of a diagonal of a rectangle is given by D=square root L^2+W^2, where L and W are the length and width of the rectangle. What is the length of the diagonal, D, of a rectangle that is 69 inches and 28 inches wide? Round your answer to the nearest tenth of an inch if necessary.
Thanks!
Click here to see answer by jim_thompson5910(28595) |
Question 335701: On average it takes 0.6 of a second to count a single digit number, 0.8 of a second to count a 2-digit number, 1.2 seconds to count a 3-digit number, 2.1 seconds to count a 4-digit number, 2.4 seconds to count a 5-digit number, 3.0 seconds to count a 6-digit number, and 0.8 of a second to count the number 1 million. If two friends take turns counting and sleeping so that no time is wasted, how long will it take them to count from one to one million?
I thought if I took the average of all the numbers 0.6+0.8+1.2+2.1+2.4+3.0+0.8=10.9 /7 1.55 or 2seconds per number
then there are 86,400 seconds in a day or (60*60*24) so I thought that 2,000,000/86400=23.1 days is that right???
Click here to see answer by solver91311(16897)  |
Question 335677: Hello!
An experienced accountant can balance the books twice as fast as a new accountant. Working together it takes the accountants 6 hours. How long would it take the experienced accountant working alone?
Thanks!
Click here to see answer by jrfrunner(365)  |
Question 335790: driving from town A to town D, you pass thru town B then town C. town A to town B is 10 miles farther than from town B to town C. town B to town C is 10 miles farther than from town C to town D. if town A is 390 miles from town D, how many mile is town A to town B??
A-------B-------C-------D
.-------------------------.=390
390/3=130
answer is 140 mi; just can't explain or show method; could you help?
Click here to see answer by Fombitz(13828)  |
Question 335790: driving from town A to town D, you pass thru town B then town C. town A to town B is 10 miles farther than from town B to town C. town B to town C is 10 miles farther than from town C to town D. if town A is 390 miles from town D, how many mile is town A to town B??
A-------B-------C-------D
.-------------------------.=390
390/3=130
answer is 140 mi; just can't explain or show method; could you help?
Click here to see answer by stanbon(57377) |
Question 335685: A rectangular plot of farmland is bounded on one side by a river and the other three sides by a single strand fence 797 meters long. What is the length and the width of the plot if its length is 1 meter more than twice its width. No fence is used on the river side.
Click here to see answer by Fombitz(13828)  |
Question 335729: 1)The mass of Mercury is about 3.302x10^20 metric tons. The mass of the sun is about 1.998x10^27 metric tons. About how many times the mass of Mercury is the mass of the sun? The mass of the sun is about ? times the mass of Mercury.. (round to nearest thousandth as needed)
2) Total revenue is the total amount of money taken in by a business. An appliance firm determines that when it sells x washing machines, the total revenue, R, in dollars is given by the polynomial R= 259.42x - 0.1x^2. What is the total revenue from the sale of 245 washing machines?
Click here to see answer by Alan3354(30993)  |
Question 335838: A function is defined as f(x) = 3x + 4. The inverse of a function “undoes” the function. Which of the following statements is true?
a g(x)= (x/3)-4 is the inverse of f(x).
b There is no function that is the inverse of f(x).
c g(x)= (x/4)-3 is the inverse of f(x).
d g(x)= (x-4)/3 is the inverse of f(x).
e g(x)= (x-3)/4 is the inverse of f(x).
Click here to see answer by stanbon(57377) |
Question 335846: A scout leader wishes to cut a rope for tents into three pieces whose lengths are consecutive odd integers. If the length of the first and the third piece is 58 feet, find the length of the middle piece. Thanks for your help!!
Click here to see answer by Theo(3464)  |
Question 335844: band releases a new CD and tracks its sales. The table shows number of copies sold each week (in thousands). Which type of function best models this data?
CD Sales
Week Copies Sold (thousands)
1 129.5
2 155
3 179.5
4 203
5 225.5
6 247
A) Linear function
(B) Quadratic function
(C) Exponential function
(D) Square-root function
(E) Absolute-value function
Click here to see answer by Fombitz(13828)  |
Question 335954: A group of math teachers went to a restaurant. They agreed to split the bill equally. When the bill arrived, two of them discovered they had forgotten their money. The others agreed to make up the difference by paying an extra $1.30 each. If the total bill was $78, how many teachers were in the group?
I figured out the answer is 12 teachers but i can't figure out the equation.
Click here to see answer by jim_thompson5910(28595) |
Question 335954: A group of math teachers went to a restaurant. They agreed to split the bill equally. When the bill arrived, two of them discovered they had forgotten their money. The others agreed to make up the difference by paying an extra $1.30 each. If the total bill was $78, how many teachers were in the group?
I figured out the answer is 12 teachers but i can't figure out the equation.
Click here to see answer by stanbon(57377) |
Question 335906: during a 5 day period the value of a stock share rose 1.25 on the first day, dropped 0.75 on the second day, rose 0.125 on the third day, dropped 1.625 on the fourth day and rose 1.375 on the fifth day. what was the net change in the stock during this period?
Click here to see answer by checkley77(12569) |
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