HARD
RRB NTPC CBT 1
IMPORTANT
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A man lent 60000 partly at 5% and the rest at 4% simple interest. If the total annual interest is 2560, the money lent at 4% was?  

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Important Questions on Simple & Compound Interest

MEDIUM
RRB NTPC CBT 1
IMPORTANT
A person deposited 500 for 4 years and 600 for 3 years at the same rate of simple interest in a bank. Altogether he received 190 as interest. The rate of simple interest per annum is?
MEDIUM
RRB NTPC CBT 1
IMPORTANT
A sum of 1550 was lent partly at 5% and partly at 8% simple interest. The total interest received after 3 years is 300. The ratio of money lent at 5% to that of 8% is ?
EASY
RRB NTPC CBT 1
IMPORTANT
A sum of money was lent at simple interest at a certain rate for 2 years. Had it been lent at 3% higher rate, it would have fetched 300 more. The original sum of money was?
MEDIUM
RRB NTPC CBT 1
IMPORTANT
A sum of 10000 is lent partly at 8% and remaining at 10% per annum. If the yearly interest on the average is 9.2%, the two parts are?
MEDIUM
RRB NTPC CBT 1
IMPORTANT
Aru lent some money at the rate of simple interest of 6% for 8 years. He received 312 less than its principal is?
HARD
RRB NTPC CBT 1
IMPORTANT
A took two loans altogether for 1200 from B and C, B claimed 14% simple interest per annum, while C claimed 15% per annum. Tne total interest paid by A in one year was 172. Then A borrowed ?   
HARD
RRB NTPC CBT 1
IMPORTANT
A person has left an amount of Rs.120000 to be divided between his two sons ages 14 years and 12 years such that they get equal amounts when each attains 18 year of age. If the amount gets a simple interest of 5% per annum, the younger son's share at percent is? 
EASY
RRB NTPC CBT 1
IMPORTANT
In how may years will 2000 amounts to 2420 at 10% per annum compound interest?