A father can do a job as fast as his two sons working together. If one – McqOptions

MCQOPTIONS

1.	A father can do a job as fast as his two sons working together. If one son does the job in 3 hours and the other in 6 hours, how many hours does it take the father to do the job?
A.	1
B.	2
C.	3
D.	4
Answer» C. 3

Discussion

No Comment Found

Related MCQs

<p>28% members of a certain group are married. What is the respective ratio between the number of married members to the number of unmarried members?</p>
<p>The area of triangle is half the area of square. The perimeter of the square is 224 cm. What is the area of triangle?</p>
<p>The average of five numbers is 49. The average of the first and the second numbers is 48 and the average of fourth and fifth numbers is 28. What is the third number?</p>
<p>The average speed of a train is 3 times the average speed of car. The car covers a distance of 520 km in 8 hours. How much distance will the train cover in 13 hours?</p>
<p>Mr. Khanna took a loan of Rs 10,000 on simple interest for two years at the rate 3% per annum. The total amount that he will be paying as interest in 2 year is 3% of his monthly salary. What his monthly salary?</p>
<p>What approximate value should come in place of the question mark(?) in the following question?<br>5223 36 0.93=?<br><br></p>
<p>What approximate value should come in place of the question mark(?) in the following question.<br>635 455 403=?<br><br></p>
<p>What approximate values should come in place of the question mark(?) in the following question?</p>
A walks at 4 km/ph and 4 hours after his start, B cycles after him at 10 km/ph. How far from the start does B catch up with A?
Excluding stoppages, the speed of a bus is 54 km/ph and including stoppages, it is 45 km/ph. For how many minutes does the bus stop per hour?