CAT2001 SECTION MATHEMATICS CAT4MBA

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Unformatted text preview: At what dis tance from A would they m eet? a . 112 b . 118 c. 1 2 0 d . No n e o f t h e s e e .No t Atte mp te d 22. Three friends , returning from a m ovie, s topped to eat at a res taurant. After dinner, they paid their bill and noticed m ints at the front counter. Sita took 1/3 of the m ints , but returned four becaus e s he had a m om entary pang of guilt. Fatim a then took 1/4 of what was left but returned three for s im ilar reas ons . Es wari then took half of the rem inder but threw two back into the bowl. The bowl had only 17 m ints left when the raid was over. How m any m ints were originally in the bowl? a . 38 b . 31 c. 4 1 d . No n e o f t h e s e e .No t Atte mp te d 23. Shyam and Vyom walk up an es calator (m oving s tairway). The es calator m oves at a cons tant s peed. Shyam takes three s teps for every two of Vyom 's s teps . Shyam gets to the top of the es calator after having taken 25 s teps , while Vyom (becaus e her s lower pace lets the es calator do a little m ore of the work) takes only 20 s teps to reach the top. If the es calator were turned off, how m any s teps would they have to take to walk up? a . 40 b . 50 c. 6 0 d . 80 e .No t Atte mp te d 24.If a, b, c and d are four pos itive real num bers s uch that abcd = 1, what is the m inim um value of (l+a) (l+b) (l+c) (l+d) a. 4 b. 1 c. 1 6 d . 18 e .No t Atte mp te d 25. Anita had to do a m ultiplication. Ins tead of taking 35 as one of the m ultipliers , s he took 53. As a res ult, the product went up by 540. What is the new product? a . 1050 b . 540 c. 1 4 4 0 d . 1590 e .No t Atte mp te d 26. The owner of an art s hop conducts his bus ines s in the following m anner: Every once in a while he rais es his prices by X%, then a while later he reduces all the new prices by X%. After one s uch up-down cycle, the price of a painting decreas ed by Rs 441. After a s econd up-down cycle the painting was s old for Rs 1944.81. What was the original price of the painting? a . 2 7 5 6 .2 5 b . 2 2 5 6 .2 5 c. 2 5 0 0 d . 2000 e .No t Atte mp te d 27. A s et of cons ecutive pos itive integers beginning with 1 is written on the blackboard. A s tudent cam e along and eras ed one num ber. The average of the rem aining num bers is 35 7/17. What was the num ber eras ed? a. 7 b. 8 c. 9 d . No n e o f t h e s e e .No t Atte mp te d 28. Let n be the num ber of different 5 digit num bers , divis ible by 4 that can be form ed with the digits 1,2,3,4,5 and 6, with no digit being repeated What is the value of n? a . 144 b . 168 c. 1 9 2 d . No n e o f th e a b o ve e .No t Atte mp te d 29. Three m ath clas s es : X, Y, and Z, take an algebra tes t. The average s core in clas s X is 83. The average s core in clas s Y is 76 The average s core in clas s Z is 85. The average s core of all s tudents in clas s es X and Y together is 79. The average s core of all s tudents in clas s es Y and Z together is 81. What is the average for all the three clas s es ? a . 81 b . 8 1 .5 c. 8 2 d . 8 4 .5 e .No t...
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This document was uploaded on 03/23/2014.

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