(Study Materials) Numerical Ability/Quantitative Aptitude :
Average - MCQ
1. A batsman has a certain average of runs for 16 innings. In the 17th
innings, he makes a score of 85 runs, thereby increasing his average by 3. What
is the average after the 17th innings?
1. 60
2. 37
3. 38
4. 27
5. 68
2. In Aran’s opinion his weight is greater than 65 kg but less than 72 kg.
His brother does not agree with Arun and he thinks that Aran’s weight is greater
than 60 kg but less than 70 kg. His mother’s view is that his weight cannot be
greater than 68 kg. If all of them are correct in their estimation, what is the
average of different probable weights of Arun?
1. 71 kg
2. 67 kg
3. 73 kg
4. 58 kg
5. 52 kg
3. The ratio between the present ages of M and N is 5 : 3
respectively. The ratio between M’s age 4 years ago and N’s age
after 4 years is 1 : 1. What is the ratio between M’s age after 4
years and N’s age 4 years ago?
1. 6 : 1
2. 3 : 1
3. 4 : 1
4. 4 : 5
5. 2 : 3
4. In 1919, W. Rhodes, the Yorkshire cricketer, scored 891 runs
for his country at an average of 34.27; in 1920, he scored 949 runs
at an average of 28.75; in 1921, 1329 runs at an average of 42.87
and in 1922, 1101 runs at an average of 36.70. What was his batting
average for the four years?
1. 37.25
2. 36.92
3. 35.58
4. 28.72
