10. Benny thinksofnumbersubtracts 18 from it and divides the differenc – InterviewSolution

1.	10. Benny thinksofnumbersubtracts 18 from it and divides the difference by 3. The result isa4. What isthe number?11. Mr. Grover is three times as old as his son and the sum of their ages is 48. How old is each?
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