Simple Interest Worksheet for Class 7

# Simple Interest Worksheet for Class 7

Let us solve these Simple Interest Worksheets for Class 7.

## Simple Interest Class 7 Worksheet 1 with Answers

1. Fill in the blanks.

Principal           Rate % p.a.        Time             SI            Amount

a.  1500           ________         41/2 years      405        ________

b.  12800           4%                 ________      1024       ________

c. ________       31/2%              4 years           105        ________

d.  600              41/2%              5 years        ________   ________

e. ________       4%                  3 years         ________    ₹ 392

2. A sum of money doubles itself in 8 years when invested at simple interest. Find the rate of interest. In what time will the same sum triple itself at the same rate of simple interest?

3. The simple interest on a certain sum for 4/3 years at 12% p.a. is  280 less than the simple interest on the same sum for 33/4 years. at 8% p.a. Find the sum.

4. Mohan wishes to invest some money so that he can earn  13600 per year as interest. If the rate of interest is 8.5% p.a., find the amount he must invest.

5. In how many years will  6200 amount to  7517.50 at the rate of 4.25% p.a?

6. A man on retiring received  16,60,000 as gratuity. He split this amount into two equal parts. One part he invested for 5 years at 8% and the other for 8 years at 10%. Find the difference of interest earned.

7. Find the interest earned on  5080 at 4.5% p.a., if it is invested from 30 June 2013 to 15 August 2013.

8. A person invests  12000 in a bank at 8% for 1 year, find the amount. The man invests this amount in another bank for 1 year and if the bank pays interest at the rate of 12% p.a., find his total amount at the end of second year.

9. The simple interest on a certain sum of money is 0.22 times the sum in 4 years. Find the rate of interest.

10. Choose the correct option.

a. The interest of  600 at 4 12% in 1 year is

i.  30

ii.  32

iii.  27

iv.  25

b. The interest on  9800 for 5 years 9 months at 4% p.a. is

i.  2525

ii.  2254

iii.  2325

iv.  2925

c. The interest at the rate of 5% p.a. for 6 years is  150 on a sum of

i.  800

ii.  500

iii.  600

iv.  400

d.  16000 amounts  16240 at the rate of 6% p.a. in

i. 4 months

ii. 3 months

iii. 6 months

iv. 9 months

e. The interest on  6000 for 6 years at 5% p.a. is same as interest on  5000 for 4 years at a rate of

i. 8% p.a.

ii. 8.5% p.a.

iii. 9% p.a.

iv. 9.5% p.a.

## Simple Interest Class 7 Worksheet 2 with Answers

1. Fill in the blanks.

Principal          Rate (p.a.)        Time             SI            Amount

a.  800              6%               9 months      _______    _______

b.  3000          4.5%              _______        540        _______

c. ______          8%                3 years         _______     2480

d.  275         ______             2 years         _______     308

2. State whether the following statements are true or false.

a. The interest on ₹ 5400 at 31/2% for 81/2 years is ₹ 1606.50.

b.  6500 amounts to  7767.50 at 6% p.a. in 3 years 3 months.

c. The interest on  4200 at 5.5% p.a. in 4 years is  824.

d. The sum which earns an interest of  656.25 in 3 years 6 months at 71/2% p.a. is  240.

e.  16000 yields an interest of  500 in 3 months 12.5% p.a.

3. A bank pays interest at the rate of 6% on a fixed deposit. Mohit invested a certain sum of money for 71/2 years and received  5400 as interest. Find the amount invested.

4. What is the rate if  10000 amounts to  12500 in 5 years?

5. A certain sum of money is invested in a bank fixed deposit at a certain rate of interest. After 2 years, it amounts to  6600 and after 3 years it amounts to  6900. Find the amount invested.

6. Madan has  43000. He divides it into two parts. One part he invests for 3 years at 8% p.a. simple interest and the other part for 41/2 years at 9% p.a. simple interest. If the simple interest in both cases is the same, find the amount invested in each scheme.

7. Find the rate of interest if the interest on  3600 is  204 more than interest on  3000 for the same period of 4 years.

8. What is the simple interest on  4600 for 30 months at the rate of 71/2%?

9. If  5625 amounts to  6930 in 2 years at simple interest. Find the

a. rate of interest.

b. amount he must invest so as to earn an interest of  3262.50 at the same rate in 5 years.

10. Choose the correct option.

a.  7600 at 3% p.a. for 3 months amounts to

i.  7653

ii.  7657

iii.  7645

iv.  7667

b.  6000 borrowed on 30 June 2020 at the rate of 6% p.a. and re-paid on 11th September 2020 amounts to

i.  6072

ii.  6088

iii.  6075

iv.  6090

c. In 21/2 years at 71/2% p.a. a sum of money yields an interest of  555. The sum is

i.  2000

ii.  2800

iii.  2960

iv.  5000

d. In what time will  3440 amount to  3612 at the rate of 71/2% p.a.?

i. 9 months

ii. 8 months

iii. 7 months

iv. 6 months

e. At what rate per cent will a sum of money treble itself in 10 years?

i. 30%

ii. 25%

iii. 20%

iv. 5%

Worksheet 1

1. a. 6%; ₹ 1905

b. 2 years; ₹ 13,824

c. ₹ 750; ₹ 855

d. ₹ 135; ₹ 735

e. 350; ₹ 42

2. 12.5%; 16 years

3. ₹ 2000

4. ₹ 1,60,000

5. 5 years

6. ₹ 3,32,000

7. ₹ 29 (approx.)

8. ₹ 12,960; ₹ 14515.20

9. 5.5%

10. a. iii          b. ii

c. ii             d. ii

e. iii

Worksheet 2

1. a. ₹ 36; 836

b. 4 years; ₹ 3540

c. ₹ 2000; ₹ 480

d. 6%; ₹ 33

2. a. True           b. True

c. False           d. False

e. True

3. ₹ 12,000

4. 5%

5. ₹ 6000

6. ₹ 27,000; ₹ 16,000

7. 8.5%

8. ₹ 862.50

9. a. 11.6%       b. ₹ 5625

10. a. ii             b. i

c. iii              d. ii

e. iii

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