PPSC Assistant in Disaster Management Department (Board of Revenue), Maths MCQs, PPSC Solved Past Papers MCQsA sum of money doubles in 3 years at compound interest, compounded annually. It will become 4 times of itself inA. 12 years B. 9 years C. 8 years D. 6 years The average 50 numbers is 30. If two numbers, 35 and 40 are discarded, then the average of the remaining numbers is nearlyThe average of runs of a cricket player of 10 innings was 32. How many runs must he make in his next innings so as to increase his average of runs by 4 ?
Its answer is 6 year