Question

If x is 20% less than y,then find=
(I)X/y
(I)x-y/y
(I)X/y-x
Please help me I am in trouble
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Answer 1

Answer:

X/y-x

Step-by-step explanation:

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Answer 2

Answer:

I) x/y=5/4

II)x-y/y=1/5

III)x/y-x=4

Step-by-step explanation:

I)x=y−y× 20/100

⇒ x/y=1-2/10

⇒ x/y=8/10=5/4

II)x-y/y

(y – x)/y = (100 – 80)/100

= 20/100

= 1/5

III)x/y-x

= 80/(100 – 80)

= 80/20

= 4/1 = 4