Find the least positive integer divisible by 20 and 24. - Vidyadip

MCQ

Find the least positive integer divisible by 20 and 24.

A
24
B
15
C
12
✓
120

✓

Answer

Correct option: D.

120

(d): We have, $20=2^2 \times 5 ; 24=2^3 \times 3$
$\therefore \quad$ Required number $=\operatorname{LCM}(20,24)=2^3 \times 3 \times 5=120$

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