Question

1. marco puts his coins into stacks. each stack has 10 coins. - he makes 17 stacks of quarters. - he makes 11 stacks of dimes. - he makes 8 stacks of nickels. how much money does marco have in his stacks of coins?

Explanation:

Step1: Calculate total quarters

Number of quarters: $17 \times 10 = 170$
Value of quarters: $170 \times 0.25 = 42.50$

Step2: Calculate total dimes

Number of dimes: $11 \times 10 = 110$
Value of dimes: $110 \times 0.10 = 11.00$

Step3: Calculate total nickels

Number of nickels: $8 \times 10 = 80$
Value of nickels: $80 \times 0.05 = 4.00$

Step4: Sum all coin values

Total amount: $42.50 + 11.00 + 4.00 = 57.50$

Answer:

$\$57.50$