If 5 engines consume 6 metric tonnes of ...

If 5 engines consume 6 metric tonnes of coal when each is running 9 hours a day, how many metric tonnes of coal will be needed for 8 engines, each running 10 hours a day, it being given that 3 engines , of the former type consume as much as 4 engines of the latter type? `3 1/8` b. `8` c. `8 8/9` d. `6(12)/(25)`

8 metric tonnes

8 8/9 metric tonnes

3 1/8 metric tonnes

6.48 metric tonnes

Text Solution

Verified by Experts

The correct Answer is:

Topper's Solved these Questions

CALENDAR
UPKAR PUBLICATION |Exercise QUESTION BANK|17 Videos
COMPOUND INTEREST
UPKAR PUBLICATION |Exercise QUESTION BANK|59 Videos

Similar Questions

Explore conceptually related problems

If 9 engines consume 24 metric tonnes of coal, when each is working 8 hours a day; how much coal will be required for 8 engines, each running 13 hours a day, it being given that 3 engines of former type consume as much as 4 engines of latter type?

10 engines consume 80 litres diesel when each is running 9 hours a day. How much diesel will be required for 10 engines, each running 15 hours a day, whereas 6 engines of the former type consume as much as 5 engines of latter type?

If 9 men working 7 1/2 hours a day can finish a piece of work in 20 days, then how many days will be taken by 12 men, working 6 hours a day to finish the work? It is being given that 2 men of latter type work as much as 3 men of the former type. 11 b. 13 c. 9 1/2 d. 12 1/2

If 4 men can reap a field in 5 days working 12 hours a day, in how many days can 10 men reap the same field working 8 hours a day?

Fifteen men can complete a piece of work in 10 days, working 8 hours per day. How many persons are required to complete double the work in 25 days, working 6 hours per day ?

If 18 pumps can raise 2170 tonnes of water in 10 days working 7 hours a day; in how many days will 16pumps raise 1736 tonnes of water, working 9 hours a day? 6 b. 7 c. 8 d. 9

UPKAR PUBLICATION -CHAIN RULE-QUESTION BANK

If 22.5 metres of a uniform iron rod weighs 85.5 kg. What will be the ...
Text Solution
|
If 16 men can rep a field in 30 days.in how many days will 20 men reap...
Text Solution
|
If 21 cows eat as much as 15 buffaloes.how many cows will eat as much ...
Text Solution
|
10 pipes of the same diameter can fill a tank in 24 minutes.If 2 pipes...
Text Solution
|
If (4/5) th of a cistern is filled in 1 minute, how much more time wil...
Text Solution
|
In a race,Raghu covers 5 m in 20 minutes.how much distance will be cov...
Text Solution
|
A rope makes 140 rounds of the circumference of a cylinder.the radius ...
Text Solution
|
A contractor employed 30 men to do a piece of work in 38 days. Afte...
Text Solution
|
2 men and 7 boys can do a piece of work in 14 days; 3 men and 8 boys c...
Text Solution
|
If 3 men or 6 boy, can do a piece of work in 10 days, working 7 hou...
Text Solution
|
If 5 engines consume 6 metric tonnes of coal when each is running 9...
Text Solution
|
If 9 men working 7 1/2 hours a day can finish a piece of work in 20 da...
Text Solution
|
If a certain number of workmen can do a piece of work in 25 hours, ...
Text Solution
|
15 men take 21 days of 8 hours each to do a piece of work How many ...
Text Solution
|
A contract to be completed in 56 days and 104 men were set towork each...
Text Solution
|
A contractor undertakes to do a piece of work in 40 days. He engage...
Text Solution
|
A contractor undertook to do a piece of work in 9 days. He employed ce...
Text Solution
|
If 12 boys can earn Rs.240 in 5 days. How many boys can earn Rs. 420 i...
Text Solution
|
If 27 kg of carn would feed 42 horses for 21 days, in how many days wo...
Text Solution
|
If 5 men working 6 hours a day can reap a field in 20 days. In how man...
Text Solution
|