## QA – Placement Quizzes | Pipes and Cisterns | Question 12

Two taps A and B can fill a tank in 10 hours and 15 hours respectively. If both the taps are opened together, the tank… Read More »

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Two taps A and B can fill a tank in 10 hours and 15 hours respectively. If both the taps are opened together, the tank… Read More »

An amount of 200000 is deposited in bank under a scheme which provides 10% rate 1st years, 20% rate 2nd year and 5% rate 3rd… Read More »

Find the compound interest on Rs. 15,000 for 9 months at 16% per annum compounded quarterly. (A) 1872.96 (B) 1972.96 (C) 2072.96 (D) 2172.96 Answer:… Read More »

An amount of Rs.15,000 is invested at 10% per annum for one year. If the interest is compounded half-yearly, then what amount will be received… Read More »

An amount of Rs.8000 is landed out for 2 years at compound interest rate 5 % per annum. How much interest will be incurred on… Read More »

A certain amount was lent at a rate R for 2 yrs at SI. If it been put at 3% higher rate, it would have… Read More »

A sum of money doubles itself in 10 years at simple interest. What is the rate of interest? (A) 11 (B) 15 (C) 20 (D)… Read More »

The rate of interest for the first 2 yrs is 3% per annum, for the next 3 years is 8% per annum and for the… Read More »

(Wiki) Cheryl’s Birthday is the unofficial name given to a mathematics brain teaser that was asked in the Singapore and Asian Schools Math Olympiad, and… Read More »

The SI on a sum is 1/4th of the principal, and the duration(in years) is equal to the rate per cent per annum. Find the… Read More »

In what time will Rs.8500 pay an amount of Rs. 7267.50 as S.I at 4.5 per cent per annum? (A) 19 (B) 20 (C) 18… Read More »

A sum of Rs.468.75 was lent out at simple interest and at the end of 1 2/3 year the SI earned is Rs 31.25. Find… Read More »

Find the simple interest on Rs.300 for 6 months at 10% per annum. (A) 20 (B) 15 (C) 17 (D) 13 Answer: (B) Explanation: SI… Read More »

At what rate of SI, a sum of Rs.7000 amounts to Rs.7700 in 2 years? (A) 5.5% (B) 6.5% (C) 6% (D) 5% Answer: (D)… Read More »

Ram has an amount of Rs. 9000. How much time will it take to earn 1620 as S.I at a rate of 4.5% per annum?… Read More »