(A) Costa Rica
(B) El Salvador
(C) Guatemala
(D) Panama
What is the name of world first wooden satellite which will be sent into space by the end of 2021?
(A) WISA Woodsat
(B) Echo
(C) ROSAT
(D) Landsat
A boy scored 55 in average of five tests. He scored 65 in average of first two tests. What is his average score in last three tests?
(A) 45
(B) 48.33
(C) 49.22
(D) 51
The average income of a family of 6 members is Rs. 5000. The income of 3 of them is Rs. 12000. What is the income of the remaining 3 persons?
(A) 12000
(B) 90000
(C) 5000
(D) 18000
Mr. Ali got an average of 50 in 6 tests. What should he get in the next test to attain the average of 60?
(A) 60
(B) 70
(C) 100
(D) 120
How many cents will r books cost if t books cost m dollars?
(A) mr/100t
(B) 100mr/t
(C) 100t/mr
(D) m/100t
Find the value of x if 3 : b = x : c.
(A) 3b/c
(B) c/3b
(C) 2c/3b
(D) 3c/b
Find the ratio of 18 inches to 2 yards?
(A) 1/4
(B) 1/5
(C) 3/4
(D) 2/5