Q161
Open questionA sum becomes its double in 10 years. Find the annual rate of simple interest.
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Q162
Open questionThe interest earned on Rs. 15000 in 3 years at simple interest is Rs. 5400. Find the rate of interest per annum.
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Q163
Open questionThe sum invested in scheme B is thrice the sum invested in scheme A. The investment in scheme A is made for 4 years at 8% p.a. simple interest and in scheme B for 2 years at 13% p.a. simple interest. The total interest earned from both the schemes is Rs. 1320. How much amount was invested in scheme A?
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Q164
Open questionIn simple interest rate per annum a certain sum amounts to Rs. 5182 in 2 years and Rs. 5832 in 3 years. The principal in rupees is = ?
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Q165
Open questionIf a sum of money becomes Rs. 4000 in 2 years and Rs. 5500 in 4 years 6 months at the same rate of simple interest per annum. Then the rate of simple interest is = ?
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Q166
Open questionRs. 260200 is divided between Ram and Shyam so that the amount that Ram receives in 3 years is the same as that Shyam receives in 6 years. If the interest is compounded annually at the rate of 4% per annum then Ram's share is = ?
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Q167
Open questionA person invested a total of Rs. 57,500 at 4%, 5% and 8% per annum simple interest. At the end of the year, he received equal interest in all the three cases. The amount invested at 5% was:
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Q168
Open questionA digital note-pad is available for Rs. 25,000 cash or Rs. 2,500 down payment followed by 4 equal monthly instalments. If the rate of interest charged is 24% per annum simple interest, what is the monthly instalment (in ., rounded off to the nearest tens)?
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Q169
Open questionThe simple interest on a certain sum for 3 years at 14% p.a. is 4,200 less than the simple interest on the same sum for 5 years at the same rate. Find the sum.
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Q170
Open questionA sum of Rs. 5,000 divided into two parts such that the simple interest on the first part for years at p.a. is double the simple interest on the second part for years at 4% p.a. The ratio of the second part to the first part is:
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Q171
Open questionThe simple interest on a certain sum is one-eighth of the sum when the number of years is equal to half of the rate percentage per annum. Find the simple interest (in Rs.) on Rs. 15,000 at the same rate of simple interest for 8 years.
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Q172
Open questionA person borrows Rs. 1,00,000 from a bank at 10% per annum simple interest and clears the debt in five years. If the instalment paid at the end of the first, second, third and fourth years to clear the debt are Rs. 10,000, Rs. 20,000, Rs. 30,000 and Rs. 40,000, respectively, what amount should be paid at the end of the fifth year to clear the debt?
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Q173
Open questionA mobile phone is available for Rs. 25,000 or Rs. 5,200 down payment, followed by 4 equal monthly instalments. If the rate of interest is 25% p.a. simple interest, calculate the amount of each instalment.
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Q174
Open questionAt which rate of simple interest does an amount become double in 12 years?
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Q175
Open questionOn simple interest, a certain sum becomes Rs. 59,200 in 6 years and Rs. 72,000 in 10 years. If the rate of interest had been 2% more, then in how many years would the sum have become Rs. 76,000?
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Q176
Open questionA sum is deposited in a bank which gives simple interest. The sum becomes 1.25 times in 3 years. If there is a requirement of Rs. 7,60,000 after seven years, how much amount (in Rs.) should one deposit to fulfil the requirement?
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Q177
Open questionA certain sum is lent at 4% per annum for 3 years 8% per annum for next 4 years and 12% per annum beyond 7 years. If for a period of 11 years, the simple interest obtained is Rs. 27,600, then the sum is (in Rs.):
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Q178
Open questionIf the amount obtained by A by investing Rs. 9,100 for three years at a rate of 10% p.a. on simple interest is equal to the amount obtained by B by investing a certain sum of money for five year at a rate of 8% p.a. on simple interest, then 90% of the sum invested by B (in Rs.) is:
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Q179
Open questionA person deposited Rs. 15,600 in a fixed deposit at 10% per annum
simple interest. After every second year he adds his interest earned to
the principal. The interest at the end of 4 years is:
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Q180
Open questionA person borrowed 1,200 at 8% per annual and Rs. 1,800 at 10% per annum, as simple interest for the same period. He had to pay Rs. 1380 in all as interest. Find the time? (in year)
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