Averages

Question 1
In a certain cricket tournament 45 matches were played. Each team played once against each of the other teams. The number of teams participated in the tournament is
A
8
B
10
C
12
D
210
       Mathematical-Reasoning       Averages       2013 June UGC NET Paper 1
Question 1 Explanation: 
Question 2
The mean of four numbers a,b,c,d is 100. IF c = 70, then the mean of the remaining numbers is
A
30
B
85/2
C
170/3
D
110
       Mathematical-Reasoning       Averages       2013 June UGC NET Paper 1
Question 2 Explanation: 
Question 3
A person has to buy both apples and mangoes. The cost of one apple is Rs 7/- whereas that of mango is Rs 5/-
If the person has Rs. 38, the number of apples he can buy is
A
1
B
2
C
3
D
4
       Mathematical-Reasoning       Averages       2013 December UGC NET Paper 1
Question 3 Explanation: 
The cost of apple = 7
The cost of mango = 5
The person has 38 Rupees = (7 * 4)+(5*2) = 38
∴ The person can be able to buy 4 apples.
There are 3 questions to complete.

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