3 April 2016

CSAT Practice Set - 3

1. The length of perpendicular and the base of a right angled triangle are 84 cms and 288 cms respectively. Calculate the length of hypotenuse (in cms)
(a) 200
(b) 300
(c) 150
(d) 350

2. A tank is filled with water and oil in the proportion 5:3. When 16 gallons of the mixture are drawn off and the tank filled with 16 gallons of oil, the proportion becomes 3:5. How many gallons does the tank contain?
(a) 30
(b) 40
(c) 45
(d) 25

3. A shipping clerk has five boxes of different but unknown weights each weighing less than 100 kgs. The clerk weighs the boxes in pairs. The weights obtained are 110, 112, 113, 114, 115, 116, 117, 118, 120 and 121 kgs. What is the weight, in kgs, of the heaviest box?
(a) 60
(b) 62
(c) 64
(d) Cannot be determined

4. Rahul invests Rs.32000 in a bank, 7% p.a. simple interest. How much more should he invest at 10% p.a. to get 8% return on his total investment?
(a) Rs. 8,000
(b) Rs. 16,000
(c) Rs. 24,000
(d) None of these

5. A vendor has a certain number of frames. If he sells each of them at Rs. 7, he gains Rs.20 on the whole, while if he sells them at Rs.8.50 each, he gains Rs.80 on the whole. At what price has he bought all the frames?
(a) 180
(b) 240
(c) 320
(d) 260

6. On a certain assembly line, the rejection rate for Monday's production was 4 %, for Tuesday it was 8% and for the two days combined 7%. What was the ratio of Tuesday's production to Monday's production?
(a) 3:1
(b) 2:1
(c) 1:3
(d) 1:2

7. A student took five papers in an examination, where the full marks were the same for each paper. His marks in these papers were in the proportion of 6:7:8:9:10. In all papers together, the candidate obtained 60% of the total marks. Then the of papers in which he got more than 50% marks is:
(a) 2
(b) 3
(c) 4
(d) 5

8. 6 letters are to be placed in 6 addressed envelopes. Each letter is assigned for an envelope. In how many ways these letters can be put in these envelopes such that exactly one letter goes in the correct envelope.
(a) 264
(b) 260
(c) 270
(d) None of these

9. In how many ways atleast 5 students can be selected from 9 students.
(a) 256
(b) 512
(c) 128
(d) None of these

10. I travel the first part of my journey at 40 kmph and the second part at 60 kmph and cover the total distance of 240 km to my destination in 5 hours. How long did the first part of my journey last?
(a) 4 hours
(b) 2 hours
(c) 3 hours
(d) 2 hours 24 minutes
Answers:
           1.  B                  2.  B               3.  B                4.  B                5.  D

           6.  A                  7.  C               8.  A                9.  A                10.  C

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