A number is increase by 20% and the decrease by 20% find the he net
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Answer:
20% of x= x/5
so, new number = x+x/5=6x/5
20% of 6x/5=6x/25
new, number=6x/5–6x/25=24/25x
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Let no. Be X,
Increased means +20/100x
=> 120/100x
Decreased by 20%=> 120/100x-20/100(120/100)x.
=>120/100x(1-20/100).
=>6/5x(4/5)=>(24/25)x.
Increased means +20/100x
=> 120/100x
Decreased by 20%=> 120/100x-20/100(120/100)x.
=>120/100x(1-20/100).
=>6/5x(4/5)=>(24/25)x.
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