Q. A vessel full of water weighs 40 kg. If it is one-third filled, its weight becomes 20 kg. What is the weight of the empty vessel?
1) 10 kg
2) 15 kg
3) 20 kg
4) 25 kg
Q. A frog tries to come out of a dried well 4.5 m deep with slippery walls. Every time the frog jumps 30 cm, slides down 15 cm. What is the number of jumps required for the frog to come out of the well?
1) 28
2) 29
3) 30
4) 31
Q. How many different 5-letter words (with or without meaning) can be constructed using all the letters of the word 'DELHI' so that each word has to start with D and end with I?
1) 24
2) 18
3) 12
4) 6
Q. A bottle contains 20 liters of liquid A. 4 liters of liquid A is taken out of it and replaced by same quantity of liquid B. Again 4 liters of the mixture is taken out and replaced by same quantity of liquid B. What is the ratio of quantity of liquid A to that of liquid B in the final mixture?
1) 4 : 1
2) 5 : 1
3) 16 : 9
4) 17 : 8
Q. The average score of a batsman after his 50th innings was 46.4. After 60th innings, his average score increases by 2.6. What was his average score in the last ten innings?
1) 122
2) 91
3) 62
4) 49
Q. As a result of 25% hike in the price of rice per kg, a person is able to purchase 6 kg less rice for Rs. 1,200. What was the original price of rice per kg?
1) Rs. 30
2) Rs. 40
3) Rs. 50
4) Rs. 60
Q. What is the least four-digit number when divided by 3, 4, 5 and 6 leaves a remainder 2 in each case?
1) 1012
2) 1022
3) 1122
4) 1222
Q. What is the remainder when 51 x 27 x 35 x 62 x 75 is divided by 100?
1) 50
2) 25
3) 5
4) 1
Q. For what value of n, the sum of digits in the number (10n + 1) is 2?
1) For n = 0 only
2) For any whole number n
3) For any positive integer n only
4) For any real number n
Q. In a class, there are three groups A, B and C. If one student from group A and two students from group B are shifted to group C, then what happens to the average weight of the students of the class?
1) It increases
2) It decreases
3) It remains the same
4) No conclusion can be drawn due to insufficient data