(A) 7/3
(B) 40/3
(C) 30/7
(D) 30
If 10 tractors are needed to plow a field in 4 hours. How many tractors are needed to plow the field in 5 hours?
(A) 4
(B) 8
(C) 16
(D) 32
Suzuki comes in 5 models, 8 colors and 3 sizes. How many Suzuki must the local dealer have on hand in order to have one of each kind available?
(A) 16
(B) 24
(C) 39
(D) 120
How many odd numbers of three digits each can be formed from the digits 2, 4, 6 and 7 if repetition of digits is permitted?
(A) 6
(B) 16
(C) 24
(D) 27
If three times of a number is 6 more than twice the number. What is the value of the number?
(A) 2
(B) 4
(C) 6
(D) 8
If 2x+5y=18 and x=4 then what is the value of y?
(A) 2
(B) 3
(C) 4
(D) 5
The value of x2+5x+6 at x=2 is?
(A) 2
(B) 10
(C) 20
(D) 40
Twice the age of son is 4 year more than the age of his father. What is the age of the son if father is of 40?
(A) 14
(B) 16
(C) 18
(D) 22