Question 1168241
Number of quarters = Q
Number of nickels = 2Q
Number of dimes = Q + 3
<pr>
0.25Q + 0.05(2Q) + 0.10(Q + 3) = 3.00
<pr>
0.25Q + 0.10Q + 0.10Q + 0.30 = 3.00
<pr>
0.45Q + 0.30 = 3.00
<pr>
0.45Q = 2.70
<pr>
Q = 6
<pr>
Number of quarters = Q = <b>6</b>
Number of nickels = 2Q = <b>12</b>
Number of dimes = Q + 3 = <b>9</b>