Tutors Answer Your Questions about Word Problems With Coins (FREE)
Question 371773: Kim has a bunch of coins which are all nickels, dimes and quarters. Her dimes and her quaters add up to $7.85. Her quaters and her nickels add up to $6.35. Her nickels and her dimes add up to $4.70. Write equations to help figure out how many nickels, dimes and quarters she has. Then solve for each variable.
Click here to see answer by Math-Help(7) |
Question 375627: Math solution needing help!!
A student makes a $9.75 purchase at the book store with a $20 bill. The store has no bills gives the change in quarters and fifty-cent pieces. There are 30 coins in all. How many of each kind are there? How many quarters are there in the change___?
Click here to see answer by mananth(12270)  |
Question 382278: have 34 coins of nickels and dimes where the total value is 1.90.
how many nickels are there?
d + n = 34 n=34-d
.10d + .05n = 1.90
I set the problem up like this...but after several attempts not able to complete this correctly when i try to verify...
Click here to see answer by Alan3354(31518)  |
Question 387037: Jim has 28 more nickels than dimes. (Hint: Always let x represent the coin you have the least of . ) The value of the coins is 665 cents or $6.65. Find the number of nickels that Jim has. You MUST first write an equation
Click here to see answer by ewatrrr(10682)  |
Question 387142: The Grand Bank loaned one borrower $25000 and another borrower $50000 at an interest rate that was twice that of the first. If the combined annual interest received by the bank was $7500, what was the interest rate for each loan?
Click here to see answer by rfer(12730) |
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