Question

find the value of 12 1/2 percentage of 220 m​

Answer 1

Answer:

y=11.5 or 11 1/2 or 23/2

PREMISES

y=12 1/2 percent of 92

ASSUMPTIONS

Let percent=“divided by 100″

CALCULATIONS

y=(12 1/2/100)(92)

y=(12 1/2/100)/(100/100)92 (Convert the fraction to a decimal numeral to facilitate the math)

y=0.125(92)

y=0.125(90)+ 0.125(2)

y=

11.5 as a decimal numeral or 11 1/2 as a mixed numeral or 23/2 as an improper fraction

PROOF

If y=11.5, then the inverse of the expression 12 1/2 percent of 92 returns

y/(12 1/2/100)=92

11.5/(12 1/2/100)=92

11 1/2(100/12 1/2)=92

(1100+50)/(12 1/2)=92

1150/(12 1/2)=92 and

92=92 establishes the solution y=11.5 to the expression 12 1/2 percent of 92

C.H.

here I have given one example for you,,

hopes it helps you