Question

If 10% of m is twice the 20% of n, then
m:n is equal to
A) 2:3
B) 1:4
C) 4:1
D) 5:2​

Answer 1

0.1m = 2×(0.2n)

m:n = 4:1

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Answer 2

Answer:

B)1:4

Step-by-step explanation:

10% of m= m/10

20% of n= n/5

Given,

M/10 = 2(N/5)

M/10 = 2 N/5

M= 4N

So, the ratio is 1:4