Question

The L.C.M. and H.C.F. of the number 28 and 42 are in the ratio _____.

• A. 6 : 1
• B. 2 : 3
• C. 3 : 2
• D. 7 : 2
• E. 9 : 3

Answer 1

The correct option is A 6 : 1

$\text{L.C.M. of 28 and 42 = 84}$
$\text{H.C.F. of 28 and 42 =14}$
$\therefore$ Required ratio $=84:14=6:1$