Question

1. What is the smallest number that is divisible by 20,48 and 72?2

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Answer 1

Answer:

720

Explanation:

factorize of above numbers

20= 2^2•5^1

48=2^4•3^1

72=2^3•3^2

and then multiply numbers with the largest power:

2^4•3^2•5^1=720