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Aptitude > Math > HCF and LCM

1 If the simple interest on a sum of money for 2 years at 5% per annum is Rs. 50, what is the compound interest on the same at the same rate and for the same time?
 
1 Rs.53
2Rs.54
3Rs.51.25
4Rs.52
 
Answer: Option3
2 Find the finance charge for an average daily balance of $8431.10 with monthly interest rate of 1.4%
 
188.04
2118.04
398.04
468.04
 
Answer: Option2
3 A drink vendor has 80 liters of Mazza, 144 liters of Pepsi, and 368 liters of Sprite. He wants to pack them in cans, so that each can contains the same number of liters of a drink, and doesn't want to mix any two drinks in a can. What is the least number of cans required?
 
136
238
337
435
 
Answer: Option3
4 The difference between compound interest and simple interest on a sum for two years at 8% per annum, where the interest is compounded annually is Rs.16. if the interest were compounded half yearly , the difference in two interests would be nearly
 
1Rs.16.80
2Rs.21.85
3Rs.24.64
4Rs.16
 
Answer: Option3
5 If the rate of inflation for the next 20 years is 2.5% per year, what annual income will be needed 20 years from now to have the same purchasing power as a $30,000 annual income today?
 
159158
269158
339158
449158
 
Answer: Option4
6 The compound interest on Rs. 30,000 at 7% per annum is Rs. 4347. The period (in years) is:
 
14
22
35
43
 
Answer: Option2
7 The L.C.M of two numbers is 495 and their H.C.F is 5. If the sum of the numbers is 100, then their difference is
 
110
270
346
490
 
Answer: Option1
8 The least number which when divided by 5, 6, 7 and 8 leaves a remainder 3, but when divided by 9 leaves no remainder, is
 
13363
21683
31677
42523
 
Answer: Option2
9 What is the rate of interest p.c.p.a.? I. An amount doubles itself in 5 years on simple interest. II. Difference between the compound interest and the simple interest earned on a certain amount in 2 years is Rs. 400. III. Simple interest earned per annum is Rs. 2000
 
1All I, II and III
2II and III only
3I only
4I only or II and III only
 
Answer: Option4
10 The compound interest on rs.30000 at 7% per annum is Rs.4347. The period is
 
12.5 years
24 years
32 years
43 years
 
Answer: Option3
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