1. P can finish a work in 18 days. Q can finish the same work in 15 days. Q worked for 10 days and left the job. how many days does P alone need to finish the remaining work? 1. 8 2. 5 3. 4 4. 6 [expand title=”Answer & Explanation”] Answer:- 4 Explanation :- […]
1. 6 men and 8 women can complete a work in 10 days. 26 men and 48 women can finish the same work in 2 days. 15 men and 20 women can do the same work in – days. 1. 4 days 2. 6 days 3. 2 days 4. 8 days [expand title=”Answer & Explanation”]
1. P is able to do a piece of work in 15 days and Q can do the same work in 20 days. If they can work together for 4 days, what is the fraction of work left? 1. 8/15 2. 7/15 3. 11/15 4. 2/11 [expand title=”Answer & Explanation”] Answer:- 1 Explanation :- P’s
1. The difference between simple and compound interests compounded annually on a certain sum of money for 2 years at 4% per annum is Rs 1. Find the sum 1. Rs 600 2. Rs 625 3. Rs 650 4. Rs 675 5. None of these [expand title=”Answer & Explanation”] Answer:- 2 Explanation :- The difference
1. A man saves Rs 200 at the end of each year and lends the money at 5% compound interest. How much will it become at the end of 3 years. 1. Rs 662 2. Rs 662.01 3. Rs 662.02 4. Rs 662.03 5. None of these [expand title=”Answer & Explanation”] Answer:- 3 Explanation :-
1. The simple interest on a certain sum for 8 months at 4% per annum is Rs. 129 less than the simple interest on the same sum for 15 months at 5% per annum. The sum is: 1. Rs. 2580 2. Rs. 2400 3. Rs. 2529 4. Rs. 3600 5. None of these [expand title=”Answer
1. A sum of Rs. 1600 gives a simple interest of Rs. 252 in 2 years and 3 months. The rate of interest per annum is:? 1. 51/2% 2. 8% 3. 7% 4. 6% 5. None of these [expand title=”Answer & Explanation”] Answer:- 3 Explanation :- P = 1600 , R = ?
1. A sum of money placed at compound interest doubles itself in 4 years. In how many years will it amount to 8 times? 1. 10 years 2. 8 years 3. 6 years 4. 12 years [expand title=”Answer & Explanation” ] Answer:- 4 Explanation :- Let P = Rs.100 Rate = R% A =
1. A tree increases annually by 1⁄5 th of its height. If its height today is 50 cm, what will be the height after 2 years? 1. 64 cm 2. 72 cm 3. 66 cm 4. 84 cm [expand title=”Answer & Explanation”] Answer:- 2 Explanation :- Present height = 50 cm , Time =
1. If the compound interest on a certain sum for 2 years in Rs. 80.80 and the simple interest Rs. 80; then the rate of interest per annum is 1. 2% 2. 1% 3. 3% 4. 4% [expand title=”Answer & Explanation”] Answer:- 1 Explanation :- Let the sum be P and Rate of Interest be
1. What sum invested for 2 years at 14% compounded annually will grow to Rs. 5458.32? 1. 4120 2. 3300 3. 4200 4. 4420 [expand title=”Answer & Explanation”] Answer:- 3 Explanation :- P(1+R/100)^T = 5458.32 P(1+14/100)2 = 5458.32 P(114/100)2 = 5458.32 P = (5458.32×100×100)/(114×114) P = (47.88×100×100) / 114 = 0.42×100×100 = 4200 [/expand] 2. If the difference between the simple interest and compound interests on
1. The Simple interest on a certain sum for 2 years at 20% per annum is Rs. 80. The corresponding compound interest is 1. Rs. 66 2. Rs. 82 3. Rs. 86 4. Rs. 88 [expand title=”Answer & Explanation”] Answer:- 4 Explanation :- Principal, P = (SI×100)/ RT = 100×8020×2 = Rs. 200 Amount after 2 year on Rs.200 at 20%
1. The effective annual rate of interest corresponding to a nominal rate of 6% per annum payable half-yearly is: 1. 6.07% 2. 6.08% 3. 6.06% 4. 6.09% [expand title=”Answer & Explanation”] Answer:- 4 Explanation :- Let principal , be Rs.100 Amount after 1 year on Rs.100 at 6% per annum when interest is compounded half-yearly
1. The difference between compound interest and simple interest on an amount of Rs. 15,000 for 2 years is Rs. 96. What is the rate of interest per annum? 1. 9% 2. 12% 3. 8% 4. 6% [expand title=”Answer & Explanation”] Answer:- 3 Explanation :- Let the Rate of Interest be R% Compound Interest (CI)
1. What is the difference between the compound interests on Rs. 5000 for 11⁄2 years at 4% per annum compounded yearly and half-yearly? 1. Rs. 2.04 2. Rs. 4.80 3. Rs. 3.06 4. Rs. 8.30 [expand title=”Answer & Explanation”] Answer:- 1 Explanation :- P = 5000 R = 4% T= 3/2