book Maths Puzzle Numerical Ability

half of a number and nine is 15

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book Other Question

A delivery boy collected $5.35 part in 5 cents and part in 10 cents. If the no. of 5 cents were 7 more than one-half the no. of 10 cents coin. How many 5 cents were there?

Please help me solve this assignment. Thanks.

John I need help solving this problem. I am confused on where to begin. The problem is 3x=6x+27. How would I go about solving this. I am horrible in Math and need your help. It is greatly appreciated.