7.  Onethird of Rahul’s savings in National Savings Certificate is equal to onehalf of his savings in Public Provident Fund. If he has Rs. 1,50,000 as total savings, how much has he saved in Public Provident Fund ?  
Answer: Option C Explanation:
Let savings in N.S.C and P.P.F. be Rs. x and Rs. (150000 – x) respectively. Then,
Savings in Public Provident Fund = Rs. (150000 – 90000) = Rs. 60000 
8.  A fires 5 shots to B’s 3 but A kills only once in 3 shots while B kills once in 2 shots. When B has missed 27 times, A has killed:  
Answer: Option A Explanation:
Let the total number of shots be x. Then,

9.  Eight people are planning to share equally the cost of a rental car. If one person withdraws from the arrangement and the others share equally the entire cost of the car, then the share of each of the remaining persons increased by:  
Answer: Option A Explanation:

10.  To fill a tank, 25 buckets of water is required. How many buckets of water will be required to fill the same tank if the capacity of the bucket is reduced to twofifth of its present ?  
Answer: Option C Explanation:
Let the capacity of 1 bucket = x. Then, the capacity of tank = 25x.
= 62.5 