Q1. The sum of four consecutive two-digit odd numbers, when divided by 10, becomes a perfect square. Which of the following can possibly be one of these four numbers?
a) 21                            b) 25                            c) 41                            d) 67


Q2. The number of employees in Company is a prime number and is less than 300. The ratio of the number of employees who are graduates and above, to that of employees who are not, can possibly be:
a) 101:88                     b) 87:100                     c) 110:111                   d) 97:84


Q3. How many pairs of positive integer’s m, n satisfy 1/m + 4/n = 1/12, where n is an odd integer less than 60?

a)  6                             b) 4                              c) 7                              d) 3


Q4. The number of positive integer’s n in the range 25< n < 75 such that the product    (n – 1) (n – 2)…..3.2.1 is not divisible by n is:

a) 11                            b) 12                            c) 13                            d) 14


Q5. There were 25 questions in CAT 2011 Quant Section. If 4 marks are awarded for every correct answer 1 mark is deducted for every wrong answer, how many different net scores are possible?

a)  100                         b) 125                          c) 126                           d) 120


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1 c

2 d

3 d

4 b

5 d 

Quant Challenge of the Day

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