Quantitative Aptitude - Simple Interest - Formula & Concept Quiz

What will be the simple interest earned on an amount of Rs. 16,800 in 9 months at the rate of 6 1/4 % p.a ?

• 1]

  Rs. 787.50

• 2]

  Rs. 812.50

• 3]

   Rs. 860

• 4]

  Rs. 887.50

A person borrows Rs 5000 for two years at 4% per annum simple interest. He immediately lends to another person at 6 1/4​% per annum for 2 years. Find his gain in the transaction per year.

• 1]

  Rs 226.50

• 2]

   

  Rs 172.50

• 3]

  Rs 112.50

• 4]

  Rs 95.50

How much time will it take for an amount of Rs. 450 to yield Rs. 81 as interest at 4.5% per annum of simple interest?

• 1]

  3.5 years

• 2]

  4 years

• 3]

  4.5 years

• 4]

  5 years

A sum of Rs 12,500 amounts to Rs. 15,500 in the 4 years at the rate of simple interest. Find the rate percent

• 1]

  6%

• 2]

  7%

• 3]

  8%

• 4]

  9%

Reena took a loan of Rs. 1200 with simple interest for as many years as the rate of interest. If she paid Rs. 432 as interest at the end of the loan period, what was the rate of interest?

• 1]

  3.6

• 2]

  6

• 3]

  18

• 4]

  None Of These

What is the present worth of Rs. 132 due in 2 years at 5% simple interest per annum

• 1]

  110

• 2]

  120

• 3]

  130

• 4]

  140

800 Rs. becomes 956 Rs. in 3 years at certain rate of simple interest. If the rate of interest is increased by 4%, what amount will 800 Rs. become in 3 years?

• 1]

  1020.80 Rs

• 2]

  1025 Rs

• 3]

  1050 Rs

• 4]

  1052 Rs

Nitin borrowed some money at the rate of 6% p.a. for the first three years, 9% p.a. for the next five years and 13% p.a. for the period beyond eight years. If the total interest paid by him at the end of eleven years is Rs. 8160, the money borrowed by him (in Rupees) was?

• 1]

  Rs. 12000

• 2]

  Rs. 6000

• 3]

  Rs. 8000

• 4]

  Rs. 10000

The simple interest on Rs. 10 for 4 months at the rate of 3 paise per rupee per month

• 1]

  Rs. 3.60

• 2]

  Rs. 2.40

• 3]

  Rs. 1.60

• 4]

  Rs. 1.20

An automobile financier claims to be lending money at simple interest, but he includes the interest every six months for calculating the principal. If he is charging an interest of 10%, the effective rate of interest becomes:

• 1]

  10%

• 2]

  10.25%

• 3]

  10.5%

• 4]

  None Of These

A lent Rs. 5000 to B for 2 years and Rs. 3000 to C for 4 years on simple interest at the same rate of interest and received Rs. 2200 in all from both of them as interest. The rate of interest per annum is:

• 1]

  5%

• 2]

  7%

• 3]

  7 1/8%

• 4]

  10%

A sum of Rs. 725 is lent in the beginning of a year at a certain rate of interest. After 8 months, a sum of Rs. 362.50 more is lent but at the rate twice the former. At the end of the year, Rs. 33.50 is earned as interest from both the loans. What was the original rate of interest?

• 1]

  3.6%

• 2]

  4.5%

• 3]

  5%

• 4]

  3.46%

A  man took loan from a bank at the rate of 12% p.a. simple interest. After 3 years he had to pay Rs. 5400 interest only for the period. The principal amount borrowed by him was:

• 1]

  Rs. 2000

• 2]

  Rs. 10,000

• 3]

  Rs. 15,000

• 4]

  Rs. 20,000

A sum of money at simple interest amounts to Rs. 815 in 3 years and to Rs. 854 in 4 years. The sum is:

• 1]

  Rs. 650

• 2]

  Rs. 690

• 3]

  Rs. 698

• 4]

  Rs. 700

Mr. Thomas invested an amount of Rs. 13,900 divided in two different schemes A and B at the simple interest rate of 14% p.a. and 11% p.a. respectively. If the total amount of simple interest earned in 2 years be Rs. 3508, what was the amount invested in Scheme B?

• 1]

  Rs. 6400

• 2]

  Rs. 6500

• 3]

  Rs. 7200

• 4]

  Rs. 7500

A sum fetched a total simple interest of Rs. 4016.25 at the rate of 9 p.c.p.a. in 5 years. What is the sum?

• 1]

  Rs. 4462.50

• 2]

  Rs. 8032.50

• 3]

  Rs. 8900

• 4]

  Rs. 8925

A sum of money lent out at simple interest amounts Rs 720 after 2 years and to Rs 1020 after a further period of 5 years. What is the sum ?

• 1]

  Rs 200

• 2]

  Rs 350

• 3]

  Rs 475

• 4]

  Rs 600

A sum of Rs 1,550 was lent partly at 5% per annum and partly at 8% per annum simple interest. The total interest received after 3 years is Rs 300. Find the ratio of money lent at 5% to that at 8%?

• 1]

  6:5

• 2]

  5:6

• 3]

  15:16

• 4]

  16:15

A sum of Rs. 1550 is lent out into two parts, one at 8% and another one at 6%. If the total annual income is Rs. 106, find the money lent at each rate.

• 1]

  Rs 650

• 2]

  Rs 990

• 3]

  Rs 900

• 4]

  Rs 906

Divide Rs. 2379 into 3 parts, so that their amounts after 2,3 and 4 years respectively may be equal the rate of interest being 5% per annum at simple interest. The first part is 

• 1]

  Rs 759

• 2]

  Rs 792

• 3]

  Rs 818

• 4]

  Rs 828