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In worksheet on simple interest we will get different types of question on calculating the simple interest, the principal amount, the rate of interest and the word problems on simple interest.
I. Fill in the blanks:
Principal |
Interest |
Amount |
|
(i) |
$1200 |
$75 |
__________ |
(ii) |
$900 |
__________ |
$1150 |
(iii) |
__________ |
$125 |
$1850 |
(iv) |
$2500 |
__________ |
$2950 |
(v) |
__________ |
$180 |
$4520 |
(vi) |
$850 |
$125 |
__________ |
(vii) |
$1250 |
__________ |
$1525 |
(viii) |
$9260 |
$609 |
__________ |
(ix) |
__________ |
$600 |
$9697 |
(x) |
$24100 |
__________ |
$25000 |
(xi) |
__________ |
$215 |
$2900 |
(xii) |
$6200 |
$380 |
__________ |
Answer:
I. (i) $1275
(ii) $250
(iii) $1725
(iv) $450
(v) $4340
(vi) $975
(vii) $275
(viii) $9869
(ix) $9097
(x) $900
(xi) $2685
(xii) $6580
II. Fill in the Blank:

Answer:
II. (a) $300; $3,300
(b) $5400
(c) $128
(d) $6300
(e) $288; $5088
III. Fill in the Blank:

Answer:
III. (a) $800
(b) $4400
(c) $6250
(d) $620
(e) $4330
IV. Complete the table.
Answer:
IV. (i) $2100
(ii) $300
(iii) $4725
(iv) $2160
(v) $990
(vi) $1800
(vii) $1296
(viii) $2205
(ix) $4080
(x) $3960
V. Find the simple interest in each case.
(i) P = $1200; R = 8%; T = 2 years
(ii) P = $2100; R = 12\(\frac{1}{2}\)%; T = 3 years
(iii) P = $4500; R = 15%; T = 4 years
(iv) P = $3425; R = 12%; T = 5 years
(v) P = $6800; R = 8\(\frac{1}{2}\)%; T = 7 years
Answer:
V. (i) $192
(ii) $787.50
(iii) $2700
(iv) $2055
(v) $4046
VI. Find the principal in each case.
(i) Amount = $1800; Interest = $250
(ii) Amount = $2900; Interest = $150
(iii) Amount = $5230; Interest = $23
(iv) Amount = $14220; Interest = $430
(v) Amount = $21350; Interest = $1225
Answer:
VI. (i) $1550
(ii) $2750
(iii) $5207
(iv) $13790
(v) $20125
VII. Find the amount in each case.
(i) Principal = $2500; Interest = $175
(ii) Principal = $4200; Interest = $235
(iii) Principal = $7600; Interest = $340
(iv) Principal = $5260; Interest = $600
(v) Principal = $42900; Interest = $1275
Answer:
VII. (i) $2675
(ii) $4435
(iii) $7940
(iv) $5860
(v) $44175
VIII. Word problems on Simple Interest:
(i) Maria borrowed $1400 at the rate of 6% (p.a.) for 8 years and 5 months. Find the amount she paid back.
(ii) Aaron deposited $14600 at a rate of 14% (p.a.) for 175 days. Find the amount he got back after 175 days.
(iii) Sara deposited $1435 for 3 years and 9 months at the rate of 5% p.a. Find the amount at maturity.
(iv) Find Principal when, Time is 4 years, Interest is $400 and Rate is 5% p.a.
(v) Find Rate when, Principal is $ 6000, Interest is $900 and Time is 7 years.
(vi) Find Time when, Principal is $ 3200, Interest is $160, Rate is 2% p.a.
(vii) Find the principal which gives an Amount of $4116 at the rate of 8% for 5 years.
(viii) In what time will $ 200 amount to $270 at the rate of 5%p.a. simple interest?
(ix) Richard borrowed $900 from Stephen at the simple interest rate of 12% per annum for 5 years. Calculate the amount to be returned.
(x) Samantha deposited $22000 in a bank. The rate of simple interest is 8% per annum. How much amount will she get after 8 years?
(xi) Alexander borrowed $65000 from a bank for 4 years. The bank charged 11.5% simple interest per annum. Find the amount to be paid by Alexander.
(xii) Find the simple interest on $28500 at 13% per annum for three years.
Answer:
VIII.
(i)
(ix) $1440
(x) $36,080
(xi) $94,900
(xii) $11,115
Word Problems on Simple Interest.
In Simple Interest when the Time is given in Months and Days.
To find Principal when Time Interest and Rate are given.
To find Rate when Principal Interest and Time are given .
To find Time when Principal Interest and Rate are given.
Worksheet on Factors affecting Interest
To download the above worksheet Click Here.
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