Find the difference between the simple interest and the compound interest payable annually on a sum of Rs.6,500 at 7% per annum for 3 years. (Correct to two decimal places.) a) 90.90 b) 97.78 c) 92.50 d) 88.80 Sol: 6500×7/100=455 455×7/100=31.85 31.85×7/100=2.295 ...
READ MORE + A bus covered a certain distance from village A to village B at the speed of 60 km./hr. However, on its return journey it got stuck in traffic and covered the same distance at the speed of 40 km/hr. and took 2 hours more to reach its destination. What is the distance covered between village A and ...
READ MORE + A shopkeeper allows 20% discount on his advertised price and to make a profit of 25% on his outlay. What is the advertised price (in Rs.) on which he gains Rs 6000? a) 36000 b) 37500 c) 39000 d) 42500 Sol:
READ MORE + If x=2sinθ/(1+cosθ+sinθ), then the value of 1-cosθ+sinθ/(1+sinθ) is: Sol:
READ MORE + If the number 1005x4 is completely divisible by 8, then the smallest integer in place of x will be: (a) 2 (b) 4 (c) 1 (d) 0 Sol: For any number to be divisible by 8, its last 3 digits must be divisible by 8 By putting x=0 in 1005x4, we see that 504 will be divisible by 8.
READ MORE + A hallow cylinder made up of copper, the difference between its outer and inner C.S.A is 1232 cm² and cylinder holds 4312 cm³ water. If the cost of copper is 10/cm³. Find the cost of copper used in cylinder, if height of cylinder is 28 cm? a) Rs. 44120 b) Rs. 43120 c) Rs. 43210 d) Rs. ...
READ MORE + The cost of a house was Rs. X lakhs in 2005. After 3 years, the owner of the house sold it for 25% more than she paid it. But she has to pay a tax of 50% of the gain. The tax amount she has to pay is. a) x/2 b) x/8 c) x/4 d) x/24 Sol:
READ MORE + Two numbers when divided by a certain divisor give remainder 437 and 298. When their sum is divided by the same divisor, the remainder is 236. Find the divisor. a) 486 b) 499 c) 577 d) 481 Sol: Required divisor = (437+ 298 – 236) = 499
READ MORE + When 200 is divided by a positive integer x, the remainder is 8. How many values of x are there? (a) 7 (b) 5 (c) 8 (d) 6 Sol: When 200 is divided by x remainder is 8. So, the number exactly divisible by x is 192. Multiples of 192 = 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, ...
READ MORE + Select the most appropriate option to change the sentence from direct speech to indirect speech Nishi said, "The exam is very difficult". Nishi told that ___________ very difficult. The exam was This exam is My exam was Your exams are Answer: The exam was
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