Direction: Bar graph given below shows number of pens and pencils sold by five different shops. Read the data carefully and answer the questions.

A man invested Rs. 9600 in two equal parts on SI for T years and (T + 2) years at the rates of 12.5% p.a and 16% p.a respectively. If the man got a total interest of Rs. 4272, then find the value of T.

A sum of money was lent at simple interest at certain rate for 3 years. Had it been lent at 2.5 % per annum higher rate, it would have fetched ₹ 540 more. The money lent was 

Simple Interest received by a person in 10 years on a principal. of the Rs. 9500 is 130% of the principal. What is the rate of interest (in %) per annum? 

In how many years a sum of Rs. 3000 will yield an interest of Rs. 1080 at 12% per annum simple interest?

If the annual rate of simple interest increases from 8% to 13%, a man’s yearly income increases by Rs. 4800. His principal (in Rs.) is:   

Out of ₹ 20, 000 Narendra gives some amount on loan at simple interest rate 8 % per annum and rest amount at simple interest rate 4 / 3 % per annum. At the end of year he earns ₹ 800. The amount given at 8 % rate will be – 

Ramesh deposited ₹ 15600 in a fixed deposit at the rate of 10 % per annum simple interest. After every second year, he adds his interest earnings to the principal. The interest at the end of fourth year is