The sum of money at compound interest amounts to thrice itself in 3 years. In how many years will it be 9 times itself?
A. 18
B. 12
C. 9
D. 6
Basic Arithmetic
Rs.8000 become Rs.9261 in a certain interval of time at the rate of 5% per annum of C.I. Find the time?
A. 4 years
B. 6 years
C. 2 years
D. 3 years
At the end of three years what will be the compound interest at the rate of 10% p.a. on an amount of Rs.20000?
A. Rs.6620
B. Rs.6500
C. Rs.6800
D. Rs.6400
Find the C.I. on a sum of Rs.1600 for 9 months at 20% per annum, interest being compounded quarterly?
A. Rs.17684
B. Rs.1684
C. Rs.2522
D. Rs.3408
Find the compound interest and the amount on Rs.8000 at 5% per annum for 3 years when C.I is reckoned yearly?
A. Rs.1261
B. Rs.1440
C. Rs.1185
D. Rs.1346
If Rs.7500 are borrowed at C.I at the rate of 4% per annum, then after 2 years the amount to be paid is_______?
A. Rs.8082
B. Rs.7800
C. Rs.8100
D. Rs.8112
Find out the C.I on Rs.5000 at 4% p.a. compound half-yearly for 1 1/2 years.
A. Rs.420.20
B. Rs.319.06
C. Rs.306.04
D. Rs.294.75
The speed of a motor boat is that of the current of water as 36:5. The boat goes along with the current in 5 hours 10 min, it will come back in_______?
A. 5 hours 50 min
B. 6 hours
C. 6 hours 50 min
D. 12 hours 10 min
A steamer goes downstream from one port to another in 4 hours, it covers the same distance upstream in 5 hours. If the speed of the stream is 2km/hr,the distance between the two parts is_______?
A. 50km
B. 60km
C. 70km
D. 80 km
The speed of a boat in still water is 5 km/hr, it can go 30km upstream and return downstream to the original point in 4 hours 30 min. The speed of the stream is_______?
A. 5km/hr
B. 8 km/hr
C. 10 km/hr
D. 15 km/hr