Q6. 
A father with 8 children takes 3 children at a time to the zoological garden, as often as he can without taking the same 3 children together more than once. Then: 
A.  number of times he will go to zoological garden is 56. 

B.  number of times each child will go to the zoological garden is 21. 

C.  number of times a particular child will not go to the zoological garden is 35 

D.  All of the above. 
Q7. 
Two spinning machines $A$ and $B$ can together produce 3,00,000 m of cloth in 10 hour, if machine $B$ alone can produce the same amount of cloth in 15 hour, then how much cloth can machine $A$ produce alone in 10 hour? 
A.  2,00,000 m 

B.  1,00,000 m 

C.  1,50,000 m 

D.  50,000 m 
Q8. 
The sum of $A$ and $B$'s age is 43 years. 11 year hence, $A$'s age will be 7/6 times $B$'s age then. Find $B$'s present age. 
A.  22 years 

B.  20 years 

C.  24 years 

D.  19 years 
Q9. 
$A, B, C$ and $D$ play a game of cards. $A$ says to $B$ "If I give you 8 cards, you will have as many as $C$ has and I shall have 3 less than what $C$ has. Also if I take 6 cards from $C$, I shall have twice as many as $D$ has". If $B$ and $D$ together have 50 cards, how many cards have $A$ got? 
A.  40 

B.  37 

C.  23 

D.  27 
Q10. 
The age of Mr. Chetan in 2002 was 1/90 of his birth year. What is his age in 2006? 
A.  30 

B.  28 

C.  26 

D.  22 