Math, asked by Tithi11, 1 year ago

34. The rate of monthly salas of an office assistant is increased
annually in A.P. If he was drawing Rs. 2000 a month during
the 11 th year and Rs. 3800 a month during 29th year, find
out his initial salary and rate of annual increment. Find out
also his salary at the time of retirement on completion of 32
years of service.

Attachments:

Answers

Answered by Harshit07
10
Hello friend,
a+10d=2000
a=2000-10d
a+28d=3800
2000-10d+28d=3800
18d=1800
d=100
a=2000-10(100)=1000
So, his initial salary was Rs. 1000.
annual increment=Rs. 100.
salary at 32nd year=a+31d=1000+31(100)=1000+3100=Rs. 4100
hope it helps.
Similar questions