Arithmetic MCQ Questions and Answers
Practice ModeShowing 10 of 49 questions
Q21
The ratio of the speeds of two trains is 7 : 8. If the second train runs 400 kms in 4 hours, then the speed of the first train is-
Answer: Option D
Q22
In 10 years, A will be twice as old as B was 10 years ago. If A is now 9 years older than B, the present age of B is-
Answer: Option D
Q23
Three taps A, B and C can fill a tank in 12, 15 and 20 hours respectively. If A is open all the time and B and C are open for one hour each alternately, the tank will be full in-
Answer: Option C
Q24
The present ages of three persons are in proportions 4 : 7 : 9. Eight years ago, the sum of their ages was 56. Find their present ages (in years)-
Answer: Option C
Q25
Which is common between aerobic respiration and anaerobic respiration ?
Answer: Option B
Q26
The diagonal of a square is 4v 2 cm. The diagonal of another square whose area is double that of the first square is-
Answer: Option A
Q27
A train starts with the speed of 70 km/hr with its speed increasing every two hours by 10 km/hr. In how many hours will it cover 345 kms ?
Answer: Option C
Q28
How long does a train 110 metres long running at the speed of 72 km/hr take to cross a bridge 132 metres in length ?
Answer: Option B
Q29
The value of
(1/2 + 1/2 + 1/2 + 1/2)/(1/2)
(1/4+ 1/4+1/4+1/4+1/4)/(1/4) is :
Answer: Option A
Q30
The ratio of the incomes of A and B is 5 : 4 and the ratio of their expenditure is 3 : 2. If at the end of each year, each saves Rs. 1600,
then the income of A is-
Answer: Option C