Question

please give right answers of all the questions with explanation ​

Answer 1

Answer:

3)let son's age be x

Man's age be x + 26

After 10 years,

Son's age =10 + x

Fathers age = x +26 + 10

A/Q,

3(10 + x) = x + 36

30 + 3x = x + 36

2x = 6

x =3

Son's present age = 3

Man' present age = 29

4)

T.S.A=2×(30×25+25×10+30×10)

=750+250+300

=1300

5)

Mean=(10+11+12+13+14)/5

=60/5

=12