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This EduRev document offers 20 Multiple Choice Questions (MCQs) from the topic Number System (Level  1). These questions are of Level  1 difficulty and will assist you in the preparation of CAT & other MBA exams. You can practice/attempt these CAT Multiple Choice Questions (MCQs) and check the explanations for a better understanding of the topic.
Q. What is the code for 'eat' in the code language in which, 'he eat food everyday' is written as 'go pro rey kol'?
I. In that code language, 'everywhere food and eat' is written as 'pro wer nom kol'.
II. In that code language, 'he runs and walks daily' is written as 'gwt zat rey woc'.
Q. If 'qw tr yh pl' is the code for 'Let the game begin', then what is the code for 'begin'?
I. 'Begin working right now' is coded as 'pj tr se qa'.
II. 'Work begin tomorrow again' is coded as 'jh mn tr we'.
I. Team A finished above team B, but below team C.
II. Team A did not finish either at the extreme or in the exact middle.
III. There were exactly two teams between team A and team B.
Q. In which direction is A with respect to the initial point?
I. A first walked 100 m in a straight line and then 50 m after taking a left turn.
II. A first walked in the East direction and then in the West direction.
III. A started moving towards North and travelled 100 m before taking right, and then travelled 50 m.
(a) if the question can be answered by using statement I alone, but cannot be answered by using statement II alone
(b) if the question can be answered by using statement II alone, but cannot be answered by using statement I alone
(c) if both statements I and II together are required to answer the question
(d) if the question can be answered by using either of the two statements alone
(e) if both the statements together are not sufficient to answer the question
Q. Find the largest possible twodigit number.
I. Sum of the digits of the number is a multiple of 15.
II. The difference between the original number and the number obtained on reversing the digits of the number is 9.
(a) if the question can be answered by using statement I alone but cannot be answered by statement II alone
(b) if the question can be answered by using statement II alone but cannot be answered by statement I alone
(c) if both statements I and II together are required to answer the question
(d) if the answer can be found by using any of the two statements alone
(e) if both the statements together are not sufficient to answer the question
Q. Find the numbers, if
I. average of the 3 numbers is 29.
II. two of the three numbers are in the ratio 5 : 7 and the other number, when divided by 5, leaves remainder 2.
(a) if the question can be answered by using statement I alone but cannot be answered by statement II alone
(b) if the question can be answered by using statement II alone but cannot be answered by statement I alone
(c) if both statements I and II together are required to answer the question
(d) if the answer can be found by using any of the two statements alone
(e) if both the statements together are not sufficient to answer the question
Q. How many times will the father be of his daughter's age after 5 years?
I. The ratio of their ages after 4 years will be 2 : 1, respectively.
II. The average of their ages is 41.
(a) if the question can be answered by using statement I alone but cannot be answered by statement II alone
(b) if the question can be answered by using statement II alone but cannot be answered by statement I alone
(c) if both statements I and II together are required to answer the question
(d) if the answer can be found by using any of the two statements alone
(e) if both the statements together are not sufficient to answer the question
Q. Sum of Rohit, Parul and Priya's present ages is 53 years. Find Priya's present age.
I. Priya is 2 years elder than Parul.
II. Ratio of Rohit and Parul's present ages is 5 : 6, respectively and that of Parul and Priya is 9 : 10, respectively.
Q. In a family of 2 grandparents, 2 parents and one child, find the age of the child, if
I. average age of grandparents is 92.5 and that of parents is 69
II. average age of all the family members is 68.6
Q. Find the length of a train which crosses a bridge in 10.2 seconds.
I. Length of bridge is 75 m and train is moving at 25 m/s.
II. Ratio of length of train and that of bridge is 12 : 5.
Q. Find the height of the platform formed after spreading the earth dug out from a well dug in the centre of the rectangular field of area 44 m by 28 m, if
I. area of the rest of the field is 1078 sq. m and the well is 20 m deep
II. 20 m deep well with diameter 14 m is dug in the centre of the rectangular field
Q. Find the weight of iron ball, if density of iron is 10 gm/cc and
I. diametre of the ball is 4.2 cm
II. the iron ball is recasted by melting 3 similar iron balls of radius 1.45 cm
Q. How much time did A take to reach the destination?
I. The ratio of the speed of A to that of B is 3 : 4.
II. B takes 36 minutes to reach the same destination.
Q. In how many days can 20 women finish the work?
I. 20 men finish the work in 8 days.
II. 20 men and 20 women finish the work in 24/7 days.
Q. What will be the ratio between the ages of Bhavesh and Tarun after 6 years?
I. The ratio between their present ages is 9 : 8.
II. Four years ago the ratio between their ages was 7 : 6.
Q. How many people are there in the bus?
I. 25% passengers are women and 35% are children.
II. There are 24 men in the bus.
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