John got an average of 25 coconuts from 10 coconut tree from this coconut grove. What can be the number of coconuts he got from each coconut tree ?
200
250
275
300
The 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 _____.
25 years
40 years
50 years
None of these
The average weight of the 35 students of the A division of class 6 is 32 kilograms. The average weight of the 40 students of B division is 36 kilograms. What is the average weight of the two division s altogether ?
34 2/15 kg
33 2/15 kg
34 1/15 kg
33 1/15 kg
In a certain country 2400 crore kilograms of food grains are consumed a year. If the per capita consumption is 200 kilograms, find the population of the country.
11 crore
11 lakhs
12 lakhs
12 crores
There were 32 teachers in a school and their average age is 37. Two of them retired at the age of 55 and two others of ages 21 and 25 joined in their places. What is the average age of the teachers now ?
30
32
35
40
Average of 20 numbers is zero. Of them, at the most, how many may be greater than zero ? .
0
1
10
19
Average age of 20 teachers in the school is 34 when a 55 year old teacher retired another of 35 joined, find the present average?
33
37
Collection on seven days of the first week of April is Rupees 6432, 7250, 9218, 7111, 8540, 4560 and 6700. Find one day’s average.
Rs. 7973
Rs. 8000
Rs. 7111
Rs. 9218
The average weight of 16 boys in a class is 50.25 kg and that of the remaining 8 boys is 45 .15 kg. Find the average weight of all the boys in the class.
47.55 kg
48 kg
48.55 kg
49.25 kg
A family consists of grand parents, parents and three grand children. The average age the grand parents is 67 years, that of the parents is 35 years and that of the grand children is 6 years. What is the average age of the family ?
28 4/7 years
31 5/7 years
32 1/7 years
