A1: Let the age of Richa be x years.
Age of Thomas = (x+12)years .....(i)
According to question,
Age of Thomas is of twice age of that of Richa.
Age of Thomas = 2x. .....(ii)
⇒2x=x+12 [From equation (i) and (ii)]
Age of Richa = 12 years
Age of Honey = 5*12 = 60 years. Ans
A2: Let the no. of men in the village be x.
No. of women = 4x/5
Total population = 1800
No. of males = x = 1000
No. of females = 4x/5 = 4*1000/5 = 800 Ans.
HOPING THAT IT WILL HELP YOU!!!