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Tutors Answer Your Questions about Numbers Word Problems (FREE)
Question 5401: I have tried to setup this word problem, but I am having difficulty doing so. Here is the problem:
An investment of $1000 doubles every 7 years, after 28 years how much would the investment be. I have tried:
1000(2)x 28 = 7
2000 (28) = 7
56000 = 7
56000/7 = 8000
I know the answer is 16, but I am not setting something up correctly. Please Help
TSJ
Click here to see answer by Abbey(339)   |
Question 3491: A number is a decreasing number if it has two or more digits and each digit is less than the digit to its left. For example 754 and 620 are decreasing numbers, but 756 and 6220 are not decreasing numbers. How many decreasing numbers are there?
Click here to see answer by khwang(438) |
Question 5685: At the beginning of the summer, Maude and Marilyn each earned $26.40 per day from their summer jobs. After a time, Maude was assigned more responsibility and then earned $29.60 per day. If they each worked 65 days and together earned a total of $3528, how long did Maude work at the higher rate?
Click here to see answer by prince_abubu(198) |
Question 5803: please help me on this word problem:
Define a variable and write an inequality. Then Solve. A local summer baseball team plays 20 games each season. So far, they have won 9 games and lost 2. How many more games must they win this season to win at least 75% of all their games.
Click here to see answer by Abbey(339) |
Question 5865: Twenty laborers could finish a certain construction job in 35 days. After 11 days, five laborers quit the work and are not replaced until 4 days. How many more laborers should be added to complete the job on time?
Click here to see answer by Abbey(339) |
Question 5738: A crew of 6 men can complete the construction of an office in 60 days. In order to speed up the job the contractor increases the size of the crew by 1/3. How many days will he save by the addition of these men?
Click here to see answer by Abbey(339) |
Question 5686: A mountain resort that featured skiing in the winter was partially staffed by college students in the summer. One summer there were 3 times as many students employed as there were year-round employees. When September came, 40 of the students were back to school and 30 nonstudents were hired for winter. If there were the twice as many nonstudents as students, how many people staffed the resort in the winter?
Click here to see answer by Abbey(339) |
Question 5983: Find four consecutive even integers such that if the sum of the first and third is multiplied by 6 the result is 8 more than 10 times the 4th.
can you please show me the formula also because i have looked all through my text book and it doesnt explain it in detail and skips steps.
Click here to see answer by Earlsdon(4898) |
Question 6242: One-fifth of a number added to the number itself gives 42. Find the number. If I set this up as 1/5x + x = 42 and mutplied each side by 5, but this does not do it. I end up with 2x = 210. I know the answer is 35. How do I get to 6x = 210?
Click here to see answer by minerva(22) |
Question 6343: The favorite colors of Betty, Carol, Nick, and Joe are green, pink, red, and yellow. Use the clues below to find each person's favorite color.
Clue #1: No person's name has the same number of letters as his or her favorite color.
Clue #2: Carol and the girl who likes pink are in the different grades.
Clue #3: Red is the favorite color of one of the boys.
Click here to see answer by xcentaur(357) |
Question 6450: I need someone to look at my question and answer and tell me if I have it right or not. Suppose three out of every five people said they would prefer a television set to a stero system. If we surveyed 5,000 people, how many would prefer a television set?
I think the answer is 3,000 people would prefer a television set. Can someone tell me if that is the right answer?
Click here to see answer by sabanasir(22) |
Question 6450: I need someone to look at my question and answer and tell me if I have it right or not. Suppose three out of every five people said they would prefer a television set to a stero system. If we surveyed 5,000 people, how many would prefer a television set?
I think the answer is 3,000 people would prefer a television set. Can someone tell me if that is the right answer?
Click here to see answer by bonster(299) |
Question 6545: I just can’t remember how to do this, the ratio of two numbers in 5/6. The second number is 16 less than twice the first number. I have to find both numbers and I need your help!
-thanx
J.B
Click here to see answer by ichudov(404)  |
Question 7006: A man died and left the following instructions for his fortune
Half went to his wife
1/7 of what was left went to his son
2/3 of what was left went to his butler
the man's pet pig got the remaning $2000
How much money did the man leave behind altogether?
Click here to see answer by Earlsdon(4898) |
Question 7228: Computer City sells batteries ($3) and small boxes of pens ($5). In August, total sales were $960. Customers bought 5 times as many batteries as boxes of pens. How many of each did computer city sell. Check the answer.
Click here to see answer by bonster(299) |
Question 7850: I've been working on this for about 15 minutes now and I can not seem to find an answer. Please help.
The Murrays have invested money in two accounts. One pays 7% interest and the other pays 8.5% interest. They invested $1000 more at 8.5% than they invested at 7%. If the total interest earned in one year is $395, how much money have they invested in each account.
Click here to see answer by Earlsdon(4898) |
Question 8572: A 42-meter is to be cut into three pieces so that the second piece is twice as long as the first piece. If the third piece is 2 meters more than five times the first piece, find the length of each of the three piece.
Click here to see answer by rapaljer(3610) |
Question 9193: hi i am having trouble with a algebra word problem from my homework
i was hoping you could help me out
of three consecutive even integers, the sum of the smallest two integers is equal to 6 less than the largest. Find the integers.
thank you
brittny
Click here to see answer by lucky83(12) |
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