STMicroelectronics: Numerical Aptitude Questions (Paper 12 of 12)
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A reduction of 20% in the price of an apple enables a man to buy 10 apples more for Rs. 54. The reduced price of apple per dozen is

Rs. 4.32

Rs. 12.96

Rs. 10.80

Rs. 14.40


Price of a commodity has increased by 60%. By what per cent must a consumer reduce the consumption of the commodity so as not to increase the expenditure?

37

37.5

40.5

60


The cost of an apple is twice that of a banana and the cost of a banana is 25% less than that of a guava. If the cost of each type of fruit increase by 10%, then the percentage increase in cost of 4 bananas, 2 apples and 3 guavas is

10%

12%

16%

18%


If I walk at 5 km/hour, I miss a train by 7 minutes. If, however, I walk at 6 km/hour, I reach the station 5 minutes before the departure of the train. The distance (in km) between my house and the station is

6

5

4

3


Rs. 800 becomes Rs. 956 in 3 years at a certain rate of simple interest. If the rate of interest is increased by 4%, what amount will Rs. 800 become in 3 years?

Rs. 1020.80

Rs. 1025

Rs. 1052

Rs. 1050


If the difference between S. I. And C. I. For 2 years on a sum of money lent at 5% is Rs. 6, then the sum is

Rs. 2200

Rs. 2400

Rs. 2600

Rs. 2000


What is the least number which, when divided by 4, 6, 7, 8 gives the remainder 3 but is divisible by 9?

1463

1573

1683

1793


Three numbers are in the ratio 3: 4: 5. The sum of the largest and the smallest equals the sum of the second and 52. The smallest number is

20

27

39

52


If the radius of a circle is increased by 50%, its area is increased by

125%

100%

75%

50%


A does half as much work as B in threefourth of the time. If together they take 18 days to complete a work, how much time shall B take to do it alone?

30 days

35 days

40 days

45 days
