Question 27
Question 27: A man borrowed money at rate of 12 percent p.a. simple interest from a bank. He only had to pay Rs. 5400 in liue of interest for the period after 3 years term. What was the principal amount of loan ?
a. 6000 b. 15000 c. 13000
Federal Public Service Commission AD IB 2nd Batch 2017
Solution.
Let the principal amount or the initial amount of loan be ‘x’;
We have been given,
R = 12 % pa
T = 3 years
I= 5400
Put values;
So, the borrowed amount is Rs 15000
Question 28: Two number are 20% and 50% respectively more bigger than a third number. The ratio between the two numbers is ?
a. 2:5 b. 3:5 c. 4:5
FPSC Assistant Director IB 2nd Batch 2017
Solution.
Let the numbers be ‘x’, ‘y’, and ‘z’;
By condition first number ‘x’ is 20 % more than third number ‘z’;
And 2nd number ‘y’ is 50 % more than third number ‘z’;
now ;
,
So, the ration between x and y is 2:5