Question

the price of tea increases by 20%. the man reduced his cusumption by 20% . By how much % will his expenses for tea be decreas?

Answer 1

let the cost of tea be 100rs.
let the cusumption of man be 100 gm.
is the cost increases by 20% then the cost will be 120 rupees.
if the man reduce his consumption by 20% then is cuncsuption will be 80 gram
then he will get the tea in 100 rupees.
so
his expense will not increase or decrease.

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