Question

plz solve question 15 and 16 and 18​

Answer 1

Answer:

16)

her brother age be x

sudhas is 2x

3 years back

sudha=2x-3

brother= x-3

2x-3=3(x-3)

2x-3=3x-9

-3+9=3x-2x

x=6

brother is 6years

sudha is 12 years

Answer 2

Answer:

Number -15answer=12 years old.

number -16 answer=50paise=27and25paise=54