Question

the sum of ages of two person A and B is 84.If A's age is 10% more than of B's age , then find the age of B​

Answer 1

Answer:

Step-by-step explanation:

A+B=84

B*10/100=A

110B/100=A

(110+100)B /100=84

(210B)/100=84

B=84*100/210

B=84*10/21

B=4*10

B=40

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