# pre cal

A cash register contains only ten dollar and tenty dollar bills. It contains three times as many ten dollar bills as twenty dollar bills and the total amount of money in the cash register is \$1,950. How many ten dollar bills are in the cash register?

1. 👍 0
2. 👎 0
3. 👁 404
1. 3Ten=Twenty
20*twenty+10*ten=1950

20*2Ten+10Ten=1950
50 ten=1950
tens= 39
twentys=13

1. 👍 0
2. 👎 0
👨‍🏫
bobpursley
2. incorrect

1. 👍 0
2. 👎 0
3. number of twenties --- x
number of tens ------- 3x

20x + 10(3x) = 1950
50x =1950
x = 39

so there are 39 twenties and 117 tens

check:
39(20) + 117(10) = 1950

1. 👍 0
2. 👎 0
4. yes correct thank you so much!!!!

1. 👍 0
2. 👎 0

## Similar Questions

1. ### algebra

jill has \$ 9.96 in nickles pennies and dollar bills. she has 12 more pennies than nickles and 5 less dollar bills than nickles.

2. ### algebra

A cash register contains only five dollar and fifty dollar bills. It contains four times as many five dollar bills as fifty dollar bills and the total amount of money in the cash register is \$2,870. How many fifty dollar bills are

3. ### Algebra

A cash register contains \$5 bills and \$10 bills with a total value of \$350. If there are 46 bills total, then how many of each does the register contain? answer is 22

4. ### Algebra

Every item in the Just a Dollar store is priced \$1.00. When Jack opens the store, there is \$175.00 in the cash register. When he counts the money in the cash register at the end of the day, the total is \$1,003.40. If the sales tax

1. ### algera

A cash register contains only ten dollar and fifty dollar bills. It contains three times as many ten dollar bills as fifty dollar bills and the total amount of money in the cash register is \$2,080. How many ten dollar bills are in

2. ### Mathematics

My piggy bank has only nickels, dimes, and dollar bills. The ratio of nickels to dimes is 2:3, and the ratio of dimes to dollar bills is 8:1. What is the ratio of coins to dollar bills? A 40:3 b 16:3 c 13:1 d 5:1

3. ### calculus

Use the demand function X=325(1-(6p/7p+4)) to find the rate of change in the demand x for the given price p=\$5.00. Round your answer to two decimal places. A. 5.13 UNITS PER DOLLAR B. -0.85 UNITS PER DOLLAR C. 0.85 UNITS PER

4. ### Finance

You are evaluating a proposed expansion of an existing subsidiary located in Switzerland. The cost of the expansion would be SF 32.4 million. The cash flows from the project would be SF 9 million per year for the next five years.

1. ### math

A bank teller has some five-dollar bills and some twenty-dollar bills. The teller has 10 more of the twenties. The total value of the money is \$ 850. Find the number of five-dollar bills that the teller has.