there is a ratio of 5:4 between two numbers . if 40 percent of the first number is 12, then what would be 50 percent of the second number
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ratio is 5:4
let ,
first no. = X
second no. = y
40% if X = 12
40*x/100=12
40*X=1200
X=1200/40
X=30
now X/y=5:4
so 30/y= 5/4
y=30*4/5
y=120/5
y=24
second no. is 24
and 50% of 24 = 24*50/100
=12.....
so
here is your answer.....
let ,
first no. = X
second no. = y
40% if X = 12
40*x/100=12
40*X=1200
X=1200/40
X=30
now X/y=5:4
so 30/y= 5/4
y=30*4/5
y=120/5
y=24
second no. is 24
and 50% of 24 = 24*50/100
=12.....
so
here is your answer.....
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