RRB Group D 17-Sep-2018 Shift 2 Solved Paper

Question : 11 of 100

Marks: +1, -0

A natural number, when divided by 9, 10, 12 or 15, leaves a remainder of 3 in each case. What is the smallest of all such numbers ?

Solution:

{LCM} \;\text " of "\; 9,10,12,15

\;\; =2 × 2 × 3 × 3 × 5=180+3=183

\;\text " smallest number is "\; 183 \;\text " . "\;

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