Quiz Discussion

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 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 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

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

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

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

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. 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%

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