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Question 1 of 10

1. Question

1 points

Category: Quantitative Aptitude

Q(1-5): Study the following graph carefully to answer the given questions

The population of Langur was monitored from 1950 to 1990. Their population was determined at the beginning of each year. Population was same during the whole year and changed only at beginning of year. The following chart presents this data:

In which year was the percentage increase in the population of the langur as compared to the previous year the highest?

Correct

Explanation:
100 percent rise in 1982

Incorrect

Explanation:
100 percent rise in 1982

Question 2 of 10

2. Question

1 points

Category: Quantitative Aptitude

Q(1-5): Study the following graph carefully to answer the given questions

The population of Langur was monitored from 1950 to 1990. Their population was determined at the beginning of each year. Population was same during the whole year and changed only at beginning of year. The following chart presents this data:

What is the maximum number of langurs that would have survived for the entire duration given?

Correct

Explanation:
In 1950 there were 20 langurs and in 1978 there were only 10.After 1978the number have increased hence 20-10=10 langurs survived during entire time

Incorrect

Explanation:
In 1950 there were 20 langurs and in 1978 there were only 10.After 1978the number have increased hence 20-10=10 langurs survived during entire time

Question 3 of 10

3. Question

1 points

Category: Quantitative Aptitude

Q(1-5): Study the following graph carefully to answer the given questions

The population of Langur was monitored from 1950 to 1990. Their population was determined at the beginning of each year. Population was same during the whole year and changed only at beginning of year. The following chart presents this data:

In how many years did the population of the Langur decrease by more than 20% as compared to the previous year?

Correct

Explanation:
Year 53,69,76,78

Incorrect

Explanation:
Year 53,69,76,78

Question 4 of 10

4. Question

1 points

Category: Quantitative Aptitude

Q(1-5): Study the following graph carefully to answer the given questions

The population of Langur was monitored from 1950 to 1990. Their population was determined at the beginning of each year. Population was same during the whole year and changed only at beginning of year. The following chart presents this data:

What is the average population of langur throughout including 1990?

Q(1-5): Study the following graph carefully to answer the given questions

The population of Langur was monitored from 1950 to 1990. Their population was determined at the beginning of each year. Population was same during the whole year and changed only at beginning of year. The following chart presents this data:

If x is the number of years in which the population of the langur was greater than 20, what is the value of x as a percentage of the total number of years given?

Correct

Explanation:
X=20
Percentage=20/41*100=48.8%

Incorrect

Explanation:
X=20
Percentage=20/41*100=48.8%

Question 6 of 10

6. Question

1 points

Category: Quantitative Aptitude

The approximate compound interest accrued on Rs 26000 at the end of three years is Rs. 7670.What would be simple interest accrued on the same amount for same time period(Approx)

56 men can complete a piece of work in 15 days and 48 women can complete the same work in 25 days. What is the ratio of the amount of work done by 8 men to that done by 16 women, in 1 day?

Correct

Explanation:
56 men one day work=1/15
8 men one day work =8/(15*56)=1/105
48 women one day work=1/25
16 women one day work=16/(25*48)=1/75
Ratio=75/105=5/7

Incorrect

Explanation:
56 men one day work=1/15
8 men one day work =8/(15*56)=1/105
48 women one day work=1/25
16 women one day work=16/(25*48)=1/75
Ratio=75/105=5/7

Question 8 of 10

8. Question

1 points

Category: Quantitative Aptitude

If a five digit number is formed with digits 7,8,9,4 and 5.What is the probability that it will be divisible by 20,if repetition is allowed ?

Correct

Explanation
Last digit should be zero hence none of number is divisible by 20.Probability=0

Incorrect

Explanation
Last digit should be zero hence none of number is divisible by 20.Probability=0

Question 9 of 10

9. Question

1 points

Category: Quantitative Aptitude

In a triangle, two sides of right angle triangle are 18 cm and 24 cm. If the triangle is revolved along the 18 cm side, the curved surface area of the cone so formed will be