TS Police PC · Arithmetic and Quantitative Aptitude
Average
Mean of numbers, weighted averages and age-related averages.
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5 real TS Police PC questions with instant answers — no signup, ~3 minutes.
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పూర్తి మాక్ తీసుకోండి →Q1 · Average · EASY
The average of five numbers is 48. If one number 56 is excluded, what is the average of the remaining four numbers?
Q2 · Average · EASY
The average of five numbers is 64. If one number is excluded, the average becomes 60. What is the excluded number?
Q3 · Average · HARD
The average weight of 8 persons increases by 2.5 kg when a new person replaces one of them weighing 56 kg. What is the weight of the new person?
Q4 · Average · HARD
The average weight of a group of 8 persons is 56 kg. If two persons weighing 62 kg and 68 kg leave the group and two new persons weighing 54 kg and 50 kg join the group, what is the new average weight?
Q5 · Average · HARD
The average marks of 30 students in a class is 45. If the marks of the topper are excluded, the average reduces to 44. What are the marks obtained by the topper?