Advertisements
Advertisements
प्रश्न
44 cows can graze a field in 9 days. How many less/more cows will graze the same field in 12 days?
Advertisements
उत्तर
44 cows can graze a field = 9 days
The number of cows that can graze the same field in 1 day = 44 × 9 cows
In 12 days, the number of cows required = `(44 xx 9)/12`
= `(44 xx 3)/4`
= 11 × 3
= 33 cows
Hence, (44 – 33) i.e. 11 cows less required for graze the same field in 12 days.
APPEARS IN
संबंधित प्रश्न
Complite the following table given that x varies directly as y .
| x | 2.5 | ... | ... | 15 |
| y | 5 | 8 | 12 | ... |
If the cost of 93 m of a certain kind of plastic sheet is Rs 1395, then what would it cost to buy 105 m of such plastic sheet?
A woker is paid Rs 200 for 8 days work. If he works for 20 days, how much will he get?
A and B can do a piece of work in 18 days; B and C in 24 days and A and C in 36 days. In what time can they do it, all working together?
If 25 men earn Rs 1000 in 10 days, how much will 15 men earn in 15 days?
Working 8 hours a day, Ashu can copy a book in 18 days. How many hours a day should he work so as to finish the work in 12 days?
Write whether the following statement vary directly, vary inversely with each other, or neither of the two.
The number of people working and the quantity of work.
It is given that l varies directly as m. Find m when l is 8.
A car travels a distance of 225 km in 25 litres of petrol. How many litres of petrol will be required to cover a distance of 540 kilometres by this car?
Campus and Welfare Committee of school is planning to develop a blue shade for painting the entire school building. For this purpose various shades are tried by mixing containers of blue paint and white paint. In the following mixtures, decide which is a lighter shade of blue and also find the lightest blue shade among all of them.
| Mixture A | Mixture B |
 |
 |
If one container has one litre paint and the building requires 105 litres for painting, how many container of each type is required to paint the building by darkest blue shade?
