Question

if a : b =7 : 2 ,find the ratios 1) b: a. 2) a+ b upon b

Answer 1

1)2:7 and 2)9:2 hope it helped you.

Answer 2

Hey mate I think this may help you out!!

Given
a:b=7:2

1)b:a
If a:b =7:2
Asking b:a.
b:a is the reciprocal of a:b so the reciprocal of 7:2 is 2:7
Therefore the answer of the first bit is 7:2

2)a+b upon b
If a:b =7:2 , then
a=7 and b=2
a+b=7+2=9
Asking a+b upon b
so, 9:2
Therefore the answer for first bit is 9:2


please mark it as a brainliest answer...