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Question Code

21

Question

Patel's weekly salary is n rupees. Each week he uses 4n/5 rupees for expenses and saves the rest. At those rates, how many weeks will it take Patel to save 5000 rupees, in terms of n?

Answers

5000/n

25000/n

n/6250

n/25000

6250n

Question Code

24

Question

Eight points are equally spaced on a circle. If 4 of the 8 points are to be chosen at random, what is the probability that a quadrilateral having the 4 points chosen as vertices will be square?

Answers

1/70

1/35

1/7

1/4

1/2

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