Later, Alexis is looking at a different set of coins: this time only dimes and nickels. She has twice as many nickels as dimes,

Question

2 years ago

6

and the total value of the coins is $3.20. How many of each coin does she have now?

1 answer:

musickatia [10] · Answer 1 · 2022-11-02T15:37:40+03:00

9514 1404 393

Answer:

Step-by-step explanation:

Consider a group of 1 dime and 2 nickels. The value of it is 0.20. The total value of all such groups is 3.20, so there must be ...

3.20/0.20 = 16 . . . . . groups of coins

That is, there are 16 dimes and 32 nickels.