Ques:- The average age of 12 students is 20 years. If the age of one more student is included, the average decreases by 1. What is the age of the new student?
A. 5 years
B. 6 years
C. 7 years
D. 9 years
Ques:- P and Q started a business investing Rs.85,000 and Rs.15,000 respectively. In what ratio the profit earned after 2 years be divided between P and Q respectively?
A. 3 : 4
B. 3 : 5
C. 15 : 23
D. 17 : 3
Ques:- Find out the wrong number in a given series.
124, 133, 142, 152, 160
124, 133, 142, 152, 160
A. 133
B. 142
C. 152
D. 160