Interest - Aptitude MCQ Questions and Solutions with Explanations Page-12 section-1

Important Theory / Shots Trick on Interest
Section 1 Section 2 Section 3

111.
A person invests Rs. 12000 as fixed deposit at a bank at the rate of 10% per annum simple interest. But due to some pressing needs he has to withdraw the entire money after three years, for which the bank allowed him a lower rate of interest. If he gets Rs. 3320 less than what he would have got at the end of 5 years, the rate of interest allowed by the bank is = ?

A. $${\text{7}}\frac{5}{9}$$ %

B. $${\text{7}}\frac{4}{9}$$ %

C. $${\text{7}}\frac{8}{9}$$ %

D. $${\text{8}}\frac{7}{9}$$ %

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112.
A certain scheme of investment in simple interest declares that it triples the investment in 8 years. If you want to quadruple the money through that scheme for how many years you have to invest for = ?

A. 11 years 6 months

B. 10 years 8 months

C. 10 years

D. 12 years

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113.
A person deposits Rs. 500 in 4 years and Rs. 600 for 3 years at the same rate of simple interest in a bank. Altogether he received Rs. 190 as interest. The rate of simple interest per annum was = ?

A. 4%

B. 5%

C. 2%

D. 3%

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114.
If the simple interest for 6 years be equal to 30% of the principal, it will be equal to the principal after

A. 10 years

B. 20 years

C. 22 years

D. 30 years

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115.
Simple interest on a certain sum at a certain annual rate of interest is $$\frac{1}{9}$$ of the sum. If the numbers representing rate percent and time in years be equal, then the rate of interest is -

A. $$3\frac{1}{3}$$ %

B. 5%

C. $$6\frac{2}{3}$$ %

D. 10%

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116.
If x, y, z are three sum of money such that y is the simple interest on x and z is the simple interest on y for the same time and at the same rate of interest, then what is the relation between x, y, z we have = ?

A. x² = xy

B. xyz = 1

C. x² = yz

D. y² = zx

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117.
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?

A. Rs. 12000

B. Rs. 6000

C. Rs. 8000

D. Rs. 10000

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118.
A sum of Rs. 800 amounts to Rs. 920 in 3 years at the simple interest rate. If the rate is increased by 3% p.a. What will be the sum amount to in the same period ?

A. Rs. 992

B. Rs. 962

C. Rs. 942

D. Rs. 982

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119.
Simple interest on a certain amount is $$\frac{9}{{16}}$$ of the principal. If the numbers representing the rate of interest in percent and time in years be equal, then time, for which the principal is lent out, is -

A. $$5\frac{1}{2}$$ years

B. $$6\frac{1}{2}$$ years

C. 7 years

D. $$7\frac{1}{2}$$ years

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120.
A lends Rs. 2500 to B and a certain sum to C at the same time at 7% p.a. simple interest. If after 4 years, A altogether receives Rs. 1120 as interest from B and C, then the sum lent to C is :

A. Rs. 700

B. Rs. 1500

C. Rs. 4000

D. Rs. 6500

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1 2 3 4 5 6 7 8 9 10

Interest	Rate %
38	1
↓×5	↓×5
190	5%

Interest - Aptitude MCQ Questions and Solutions with Explanations

Answer & Solution

112. A certain scheme of investment in simple interest declares that it triples the investment in 8 years. If you want to quadruple the money through that scheme for how many years you have to invest for = ?

Answer & Solution

113. A person deposits Rs. 500 in 4 years and Rs. 600 for 3 years at the same rate of simple interest in a bank. Altogether he received Rs. 190 as interest. The rate of simple interest per annum was = ?

Answer & Solution

114. If the simple interest for 6 years be equal to 30% of the principal, it will be equal to the principal after

Answer & Solution

115. Simple interest on a certain sum at a certain annual rate of interest is $$\frac{1}{9}$$ of the sum. If the numbers representing rate percent and time in years be equal, then the rate of interest is -

Answer & Solution

116. If x, y, z are three sum of money such that y is the simple interest on x and z is the simple interest on y for the same time and at the same rate of interest, then what is the relation between x, y, z we have = ?

Answer & Solution

117. 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?

Answer & Solution

118. A sum of Rs. 800 amounts to Rs. 920 in 3 years at the simple interest rate. If the rate is increased by 3% p.a. What will be the sum amount to in the same period ?

Answer & Solution

119. Simple interest on a certain amount is $$\frac{9}{{16}}$$ of the principal. If the numbers representing the rate of interest in percent and time in years be equal, then time, for which the principal is lent out, is -

Answer & Solution

120. A lends Rs. 2500 to B and a certain sum to C at the same time at 7% p.a. simple interest. If after 4 years, A altogether receives Rs. 1120 as interest from B and C, then the sum lent to C is :

Answer & Solution

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112.
A certain scheme of investment in simple interest declares that it triples the investment in 8 years. If you want to quadruple the money through that scheme for how many years you have to invest for = ?

113.
A person deposits Rs. 500 in 4 years and Rs. 600 for 3 years at the same rate of simple interest in a bank. Altogether he received Rs. 190 as interest. The rate of simple interest per annum was = ?

114.
If the simple interest for 6 years be equal to 30% of the principal, it will be equal to the principal after

115.
Simple interest on a certain sum at a certain annual rate of interest is $$\frac{1}{9}$$ of the sum. If the numbers representing rate percent and time in years be equal, then the rate of interest is -

116.
If x, y, z are three sum of money such that y is the simple interest on x and z is the simple interest on y for the same time and at the same rate of interest, then what is the relation between x, y, z we have = ?

117.
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?

118.
A sum of Rs. 800 amounts to Rs. 920 in 3 years at the simple interest rate. If the rate is increased by 3% p.a. What will be the sum amount to in the same period ?

119.
Simple interest on a certain amount is $$\frac{9}{{16}}$$ of the principal. If the numbers representing the rate of interest in percent and time in years be equal, then time, for which the principal is lent out, is -

120.
A lends Rs. 2500 to B and a certain sum to C at the same time at 7% p.a. simple interest. If after 4 years, A altogether receives Rs. 1120 as interest from B and C, then the sum lent to C is :