# math

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lavere has sixty-one coins, all of which are dimes and quaters. if the total value of the coins is \$9.85, how many of each kind of coins has she?

• math -

Let the two numbers of coins be D and Q.
Solve this pair of equations:
D + Q = 61
10D + 25Q = 985 (total number of cents)
10D + 10 Q = 610
15 Q = 375
Q = ?
Take it from there

• math -

Q=25

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