danny has 35.40 in dimes and quarters​ , she has four more dimes than quarters.

User Generated

pnbt222

Mathematics

Description

danny has 35.40 in dimes and quarters , she has four more dimes than quarters. How many quarters does she have?

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Explanation & Answer

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.25Q+.10(Q+4)=35.40
.25Q+.10Q+4=35.40
.35Q=35.40-.40
.35Q=35
Q=35/.35

Q=100 NUMBER OF QUARTERS.

100+4=104 DIMES.

PROOF
.25*100+.10*104=35.40
25.00+10.40=35.40
35.40=35.40


Number of Quaters = 100

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