Quiz 5

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Question no. 1In the first 20 overs of a cricket game, the run rate was only 5.4. What should be the run rate in the remaining 30 overs to reach the target of 300 runs?
Question no. 2A family consists of two grandparents, two parents and four grandchildren. The average age of the grandparents is 70 years, that of the parents is 40 years and that of the grandchildren is 10 years. What is the average age of the family?
Question no. 3A grocer has a sale of Rs. 43655, Rs. 6279, Rs. 5865, Rs. 7032 and Rs. 2566 for 5 consecutive months. How much sale must he have in the sixth month so that he gets an average sale of Rs. 7000?
Question no. 4The average of 20 numbers is zero. Of them, at the most, how many may be greater than zero?
Question no. 5The average weight of 10 person's increases by 4.2 kg when a new person comes in place of one of them weighing 50 kg. What might be the weight of the new person?
Question no. 6The captain of a cricket team of 11 members is 30 years old and the wicket keeper is 2 years older. If the ages of these two are excluded, the average age of the remaining players is two year less than the average age of the whole team. What is the average age of the team?
Question no. 7The average monthly income of P and Q is Rs. 2010. The average monthly income of Q and R is Rs. 4360 and the average monthly income of P and R is Rs. 2500. The monthly income of P is:
Question no. 8The average age of husband, wife and their child 3 years ago was 27 years and that of wife and the child 5 years ago was 20 years. The present age of the husband is:
Question no. 9A car owner buys petrol at Rs.6.50, Rs. 7 and Rs. 7.50 per liter for three successive years. What approximately is the average cost per liter of petrol if he spends Rs. 3000 each year?
Question no. 10n Arun's opinion, his weight is greater than 61 kg but less than 67 kg. His brother does’nt not agree with Arun and he thinks that Arun's weight is greater than 55 kg but less than 65 kg. His mother's view is that his weight cannot be greater than 65 kg. If all are them are correct in their estimation, what is the average of different probable weights of Arun?

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