30.
a salary of an officer being increased by 10% every year becomes rss
being increased by 10% every year becomes rs 48400 in the third year.
what was his original salary?
a) rs 45000 b) rs 44000 c) rs 42000
rs 4
d)
31. when usha was thrice as old as nisha, her sister asha was 25. when nisha was halt
asha, then sister usha was 34. their ages add to 100.100. how old is usha?
a) 20
b) 30
c) 40
d) 50
32.
the average age of a family of five members is 24 years. if the present age of the youngest
member is 88 years, what was the average age of the family at the time of the birth of the
youngest member?
a) 50 b) 40 c) 30 . d) 20.
31
1201.