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 / boopathi
m1*d1*h1=m2*d2*h2
30*20*9*60=40*20*h2
5400*60=800*h2
(54*60)/8=h2
ans=9 hrs
Is This Answer Correct ? | 14 Yes | 65 No |
Post New Answer View All Answers
the average of seven numbers is 2.5 then their product
Reversing the digits of father's age we get son's age. One year ago father was twice in age of that of his son? find their current ages?
What is the code formed by reversing the First and second letters, the third and fourth letters and son on of the string SIMULTANEOUSLY?
What kind of questions comes in Analytical/Aptitude test in Wipro Bpo?
epaulette : shoulder :: tiara :
A man can row downstream at a rate of 14 kmpl & upstream at 9 kmpl. Find man's rate in still water ?
There is a work which can be completed by A with 12 days and B by 18 days. A and B works together for 3 days and B left. After that how many days for A to complete the work?
What would be the simple interest obtained on an amount of Rs. 5580 at the rate of 6.5 % p.a. after 5 years?
Sir iam going to write exam for the post of Officers under training in APSRTC. Please send me the model papers to my mail ganjiramji@gmail.com
A car is filled with four and half gallons of oil for full round trip. Fuel is taken 1/4 gallons mor3 in going than coming. What is the fuel consumed in coming up?
what is topic on pz cussons essay writing?
In a class photograph, 5 girls are sitting in the front where as 20 boys are standing behind them. The corner two positions are reserved for the tallest boys of the class. What are the number of ways the students may be arranged?
Y catches 5 times more fishes than X. If total number of fishes caught by X and Y is 42, then number of fishes caught by X?
Calculate the area of the triangle in square cm if a right angled triangle where the length of the shorter leg is one third of the length of its hypotenuse. And the length of the shorter leg is 7 cm.
if area is icc. by 30% then what is the change in the area?