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STatiana [176]
3 years ago
14

Anaika has found 25 coins this week, all quarters and dimes . If total worth of all coins is $4.00, how many of each coin does a

nakin have?

Mathematics
1 answer:
balu736 [363]3 years ago
4 0

Answer:

10 quarters and 15 dimes

Step-by-step explanation:

25 = Quarters +  Dimes

Total worth = $4.00 =  0.25* Quarter +  0.1*Dimes

so...

25 = Q + D ,     D = 25 - Q

4 =  0.25*Q + 0.1 * (25 - Q)

4 = 0.25 * Q + 2.5 - 0.1*Q

1.5 = 0.15Q

Q = 10

D = 15

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