Question

plzz answer this in detail ​

Answer 1

Answer:

a)1 b)36

Step-by-step explanation:

a)

Y:8 = 13:104

It means that ratio of Y and 8 is equal to ration of 12 and 104.

Y/8=13/104

multiplying 8 to the both sides,

Y=(13/104)*8

Y=(1/8)*8

Y=1

b)

18:27=34:Y

this means

18/27=24/Y

2/3=24/Y

cross multiplying

2Y=24*3

dividing 2 from both sides,

Y=12*3

Y=36

if u got any doubts just ask

Answer 2

Step-by-step explanation:

a) y:8=13:104

y×104=8×13

104y=104

y=104/104

y=1 ans

b) 18:27=34:y

18y=27×34

y=27×34/18

y=51 ans

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