Thirty men take 20 days to complete a job working 9 hours a
day.How many hour a day should 40 men work to complete the
job? (a) 8 hrs (b) 7 1/2 hrs (c) 7 hrs (d) 9 hrs
Answer Posted / seema
FOR 30 MEN D NO OF WORKING DAYS=20
FOR 40 MEN D NO OF WORKING DAY=20
MEN =30 40
DAYS =20 20
HRS PER DAY =9 x
30*20*9=40*20*x
so x=6.75hrs
| Is This Answer Correct ? | 32 Yes | 16 No |
Post New Answer View All Answers
The area of the quadrilateral is 36 What is a*b
A team P of 20 engineers can complete a task in 32 days. Another team Q of 16 engineers can complete the same task in 30 days. Then the ratio of working capacity of 1 member of P to that of a member of Q is:
maths
What is the value of a property, which has been insured at the rate of 1/6% of its value, if the annual premium paid on it is Rs. 83.33 (in Rs.)?
A man, a woman, and a child can do a piece of work in 6 days. Man only can do it in 24 days. Woman can do it in 16 days and in how many days child can do the same work?
1992 Feb have 5 Sundays. In which year, the month Feb have 5 Sundays next?
I most like to work with? Most men act though?
A boy has Rs 3 in total. If he wins, he gains 1 Rupee and if he looses, he has to loose 1 Rupee. The boy may lose only 5 times in the game and if he earns 5 Rs, he has to quit the game. Find the number of ways of the possibilities.
When Raja was born, his father was 32 years older than his brother and his mother was 25 years older than his sister. If Raja’s brother is 6 years older than Raja and his mother is 3 years younger than his father, how old was Raja’s sister when Raja was born?
In a class the average age is 16yrs.if the teacher who is 40 yrs of age is also included ,the average becomes 17yrs,how many students were there?
sir plz send the rrb exam question papers my emailid is abhilasha.bollepalli@gmail.com
1) 1)difference between ip and non ip protocol.
Sita bought a handbag for Rs. 144 and got a percentage of profit equal to the cost price of the handbag. What is the cost price of the handbag?
One day the Finance minister decides that the country should have only 33 paise and 56 paise.If there are two traders having enough change in the two denominations, what is the minimum amount for which they can transact?
A batsman scores 23 runs and increases his average from 15 to 16. Find the runs to be made if he wants top Inc the average to 18 in the same match.