Question

9. In a piggy bank there are l-and 2-rupee coins. The number of 1-rupee coins is four times the number of
2-rupee coins. If the total money in the piggy bank is 90, find the number of l-and 2-rupee coins.
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Answer 1

Answer:

let the no. of 2 rupee coins be x

then 1 rupee coins will be 4x

Step-by-step explanation:

acc. to question

2x+4x=90

x=15

1 rupee coins =4 (15)=60

2 rupee coins =15