By what percent will a fraction change if its numerator is decreased by 10% and its denominator is decreased by 50%?

I have soooo much rsm homework!!!

Sorry about that

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just saying the answer to that question is.........

increased by 80%

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its increased by 80%

duh :p

Nope is says wrong when I put increase by 80%

its increased by 80%

Those suffering through RSM like me, here ya go:

The fraction will be increased by 80%.

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The answer will be increased by 80% btw :)
Borahae💜

obviously increased by 80%

since its x/y it would be, um,, 80%

original fraction : x/y

new fraction = .9x/(.5y)
= 9x/5y

(9x/5y) / (x/y)
= 9x/5y * y/x
= 9/5
= 1.8

so it increased by 80%

e.g suppose we had 100/200 or 1/2
new fraction = 90/100 or 9/10

new ratio = (9/10) / (1/2)
= 9/5