Ques:- Kamal started a business investing Rs. 9000. After five months, Sameer joined with a capital of Rs. 8000. If at the end of the year, they earn a profit of Rs. 6970, then what will be the share of Sameer in the profit?
A. Rs. 1883.78
B. Rs. 2380
C. Rs. 3690
D. Rs. 3864
Ques:- What percentage of numbers from 1 to 70 have squares that end in the digit 1?
A. 1
B. 14
C. 20
D. 21
Ques:- Two years ago a man was 6 times as old as his son. After 18 years, he will be twice as old as his son. Their present ages ( in years) are
A. 31, 7
B. 32, 7
C. 34, 9
D. 36, 11