Quiz on Math Set 173

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Quiz on Math Set 173 :

Question 1 :

A and B together can do a piece of work in 5 days and A alone can do it in 8 days. B alone can do the same piece of work in
A. 16 4/5 days
B. 40/3 days
C. 34/3 days
D. 63/5 days

Correct Ans: Option B

Question 2 :

A and B can do a piece of work in 8 days, B and C can do it in 24 days, while C and A can do it in 8 4/7 days. In how many days can C do it alone?
A. 10 days
B. 30 days
C. 60 days
D. 40 days

Correct Ans: Option C

Question 3 :

A train running at the speed of 60 km/hr crosses a pole in 9 seconds. What is the length of the train?
A. 120 metres
B. 180 metres
C. 324 metres
D. 150 metres

Correct Ans: Option D

Question 4 :

A train 125 m long passes a man, running at 5 km/hr in the same direction in which the train is going, in 10 seconds. The speed of the train is:
A. 45 km/hr
B. 50 km/hr
C. 54 km/hr
D. 55 km/hr

Correct Ans: Option B

Question 5 :

The length of the bridge, which a train 130 metres long and travelling at 45 km/hr can cross in 30 seconds, is:
A. 200 m
B. 225 m
C. 245 m
D. 250 m

Correct Ans: Option C

Question 6 :

Two trains running in opposite directions cross a man standing on the platform in 27 seconds and 17 seconds respectively and they cross each other in 23 seconds. The ratio of their speeds is: 
A. 1 : 3
B. 3 : 2
C. 3 : 4
D. None of these

Correct Ans: Option B

Question 7 :

A train passes a station platform in 36 seconds and a man standing on the platform in 20 seconds. If the speed of the train is 54 km/hr, what is the length of the platform?
A. 120 m
B. 240 m
C. 300 m
D. None of these

Correct Ans: Option B

Question 8 :

The difference between the length and breadth of a rectangle is 23 m. If its perimeter is 206 m, then its area is: 
A. 1520 m2
B. 2420 m2
C. 2480 m2
D. 2520 m2

Correct Ans: Option D

Question 9 :

The length of a rectangle is halved, while its breadth is tripled. What is the percentage change in area? 
A. 25% increase
B. 50% increase
C. 50% decrease
D. 75% decrease

Correct Ans: Option B

Question 10 :

The length of a rectangular plot is 20 metres more than its breadth. If the cost of fencing the plot @ 26.50 per metre is Rs. 5300, what is the length of the plot in metres?
A. 40m
B. 50m
C. 120m
D. 60m

Correct Ans: Option D

Quiz Summary


Here the correct answers of every question in this quiz.

Q.1 [B],     Q.2 [C],     Q.3 [D],     Q.4 [B],     Q.5 [C],     Q.6 [B],     Q.7 [B],     Q.8 [D],     Q.9 [B],     Q.10 [D],    


Total Questions: 10
Your score:
Subject: Math
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