At a post office, the weight of the mail at 10:00 am was 80 pounds. Two hours later, the weight increased by 30%. At noon how much did the mail weigh

for ex: the reciprocal of 3/4 is 4/3. it is the opposite.

reciprocal definition:

a mathematical expression or function so related to another that their product is one; the quantity obtained by dividing the number one by a given quantity.

it's both, now can you answer my most recent question?

a

step-by-step explanation:

strong negative correlation

r = 78539458390583095803458309458039485093485 or just 3

step-by-step explanation: