19. Amy has 8 coins worth $1.40. Some of the coins are nickels and some are quarters. How many of each coin does Amy have?

Question

asked Oct 12, 2021 56.0k views

1 Answer

Mrugen Munshi · Answer 1 · 2021-10-18T01:12:54+0000

Answer:

5 quarters and 3 nickels

Explanation:

x = nickels

y = quarters

x + y = 8

x(0.05) + y(0.25) = 1.40

3 + 5 = 8

3(0.05) + 5(0.25) = 1.40

0.15 + 1.25 = 1.40

1.25 + 0.15 = 1.40