(A) 4370
(B) 4374
(C) 7443
(D) 7434
Tag: mathematics mcqs
If a : b=3 : 4 and b : c=2 : 3. What is a : b : c?
(A) 9 : 2 : 3
(B) 9 : 12: 6
(C) 3 : 4 : 6
(D) 6 : 8 : 6
If three numbers in the ratio 3:2:5 be such that the sum of their squares is equal to 1368. What is the middle one?
(A) 12
(B) 16
(C) 19
(D) 24
If a:b=2:5 and b:c=5:6. What is a:b:c?
(A) 2 : 6 : 5
(B) 6 : 5 : 2
(C) 5 : 6 : 2
(D) 2 : 5 : 6
A speed of car is 75 m/sec. Find the speed in km/hr?
(A) 270 Km/hr
(B) 250 Km/hr
(C) 135 Km/hr
(D) 200 km/hr
A train of 150 meters long is running with a speed of 30 km/hr. When will pass a standing man?
(A) 5 Sec
(B) 12 Sec
(C) 18 Sec
(D) 45 Sec
A man can row with the stream at 10 km/hr and against the stream at 5 km/hr. Mans rate in still water is?
(A) 2.5 km/hr
(B) 5 km/hr
(C) 7.5 km/hr
(D) 15 km/hr
The sum of two numbers is 40 and their difference is 4. The ratio of the numbers is?
(A) 21:19
(B) 22:9
(C) 11:9
(D) 11:18