Question

Oue no 21 pls help





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Answer 1

Answer:

answer 21-

her age after 5 years

= n+5

her age 10 years ago=

n-10

Answer 2

Answer:

CURRENT AGE LET BE X.

AFTER 5 YEARS -- X+5

AND 10 YEAR OLD -- X-10

MEANS AFTER 5 YEAR IT WILL BE X+5 AND BEFORE 10 YEAR X-10

HERE IS THE ANSWER NOW ARE YOU CLEAR..........