(1). A can type a sheet in 5 minutes, B in 6 minutes and C in 12 minutes. Find the average number of sheets typed per hour each person.

• (a). 4
• (b). 2
• (c). 9
• (d). 5
• (e). None of these

(2). In a one-day cricket match, the captain of one of the team scored 30 runs more than the average runs scored by the remaining six batsmen of that team who batted in the match. If the total runs scored by all the batsmen of that team were 310, how many runs did the captain score?

• (a). 70
• (b). 40
• (c). 30
• (d). 45
• (e). None of these

(3). The average age of 30 boys in a class is 15 years. One boy aged 20 years, left the class, but two new boys came in his place whose ages differ by 5 years. If the average age of all the boys now in the class becomes 15 years, the age of the younger newcomer is.

• (a). 48
• (b). 20
• (c). 15
• (d). 35
• (e). None of these

(4). The average of 25 numbers is 18; that the first 12 numbers is 14 and of the last 12 is 17. Thirteen number is

• (a). 28
• (b). 78
• (c). 66
• (d). 16
• (e). None of these

(5). The average weight of 8 persons increased by 2.5 kg when a new person comes in place of one of them weighing 65 kg. what might be the weight of the new person

• (a). 65
• (b). 42
• (c). 95
• (d). 85
• (e). None of these

(6). A batsman, in his 19th innings, missed a century by 2 runs and thereby increases his average by 3. What is his average after 19th innings?

• (a). 44
• (b). 48
• (c). 56
• (d). 35
• (e). None of these

(7). A cricketer has completed 31 innings and his average in 18 runs. How many runs must he make in his next innings so as to raise his average to 22?

• (a). 148
• (b). 146
• (c). 130
• (d). 128
• (e). None of these

(8). The average age of all the students of a class is 22 years. The average age of boys of the class is 24 years and that of the girls is 20 years. If the number of girls in the class is 30, then find the total number of students in the class?

• (a). 30
• (b). 28
• (c). 42
• (d). 45
• (e). None of these

(9). The average age of Sasi and Gopal is 45 years. If Karthik replaces Sasi, the average age becomes 47.5 years and if Karthik replaces Gopal, then the average age becomes 42.5 years. If the average age of Raj and Kamal be half of the average age of Sasi, Gopal and Karthik ,then the average age of all the five people is:

• (a). 28 years
• (b). 32 years
• (c). 25 years
• (d). 36 years
• (e). None of these

(10). The average age of 57 students in a class is 23 years. The average age of a group of 20 of the students is 19 years and that of another group of 20 of them is 27 years. The average of the remaining students is :

• (a). 13 years
• (b). 10 years
• (c). 23 years
• (d). 25 years
• (e). None of these