Data Sufficiency Quiz 2015 - Set 1

Directions (1-10): Each of the questions below consists of a question and two statements numbered I and II given below it. You have to decide whether the data provided in the statements are sufficient to answer the question. Read both the statements and give answer.

(a) If the data in statement I alone are sufficient to answer the question, while the data in statement II alone are not sufficient to answer the question.

(b) If the data in statement II alone are sufficient to answer the question, while the data in statement I alone are not sufficient to answer the question.

(c) If the data either in statement I alone or in statement II alone are sufficient to answer the question.

(d) If the data even in both statements I and II together are not sufficient to answer the question.

(e) If the data in both statements I and II together are necessary to answer the question.

1. The CI on a certain sum is Rs 43.20 more than the SI on the same sum at the end of 2 years. Find the rate per cent.

I. The compound interest on the same sum at the same rate of interest at the end of 2 years is Rs 1463.20

II. The simple interest on the same sum at the end of five years is Rs 3600.

2. A train running crosses another train running in the opposite direction in x seconds. What is the speed of the train?

I. Length of the train is 132 m.

II. The train crosses a man who is on the platform in 11 seconds.

3. The weights of Chetan, Rajesh and Amit are in the ratio of 8 : 7 : 5. Chetan’s weight is 60% more than Amit’s. Find the weight of Rajesh.

I. Total weight of Chetan, Rajesh and Amit is 100 kg.

II. Difference between Chetan’s and Amit’s weights is 15 kg.

4. How much water does a man mix in one litre of milk?

I. He mixes some water and sells the mixture at the cost price.

II. He makes a profit of 10%.

5. What amount of profit did Prasun make by selling a necklace?

I. He sold it with 20 per cent profit on the labelled price.

II. He bought the necklace with 50 per cent discount on labelled price.

6. What is the area of a rectangle?

I. The perimeter of the rectangle is 80 m.

II. The sum of the two adjacent sides of rectangle is 40 m.

7. How many marks did Ram get in Current Affairs?

I. Average marks obtained by Ram in Current Affairs, Reasoning and English is equal to the average marks in Reasoning and English.

II. Ram got a total of 120 in Reasoning and English together.

8. What is the rate of simple interest per annum?

I. The sum triples in 20 years at simple interest.

II. The difference between the sum and the simple interest earned after 10 years is Rs 1000.

9. 15 men and 18 women together can complete a work in 10 days. How many days will it take 9 men and 14 women together to complete to complete the same work?

I. 30 men can complete the work in 13 days.

II. The amount of work done by a man is three-fourth of the work done by a woman in one day.

10.  What is the time taken by Riya in reaching her office?

I. Her grandfather starts his car at 9 am and drives with an average speed of 40 kmph.

II. After dropping Riya in her school, He returns home following the same path which he used while going with the same average speed, ie. 40 kmph, and reaches home at 10 am.