In a fraction the numerator is increased by 15% and the denominator decreased by 25%, then the value of the function is 3/8. Find the original fraction?
hey anyone pls answer to this
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Step-by-step explanation:
let numerator be x, denominator be y
numerator increased by 15%
= x×(1+15%) =1.15x
denominator decreased by 25%
= y×(1-25%)=0.75y
1.15x 3
____ = __
0.75y 8
cross multiply
9.2x=2.25y
x 2.25 225 45
__ = _____ = ____= ____
y 9.2 920 184
hope this helps
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