Question

find two natur number in ratio 5:7 such that their l.c.m. is 210. ( with whole method )

Answer 1

Answer:

The answer is 30 and 42.

Step-by-step explanation-

The L.C.M.= 210

Ratio of the natural no.'s = 5:7

So,

Step 1) 5 x 7 = 35

210/35=

6 (6/1)

Step 2) (Multiply 6/6 with 5/7 to get 30/42)

5/7 x 6/6 = 30/42

Verification= L.C.M. of 30 and 40 = 2 x 3 x 5 x 7 = 210