Advertisements
Advertisements
प्रश्न
A packet of sweets was distributed among 10 children and each of them received 4 sweets. If it is distributed among 8 children, how many sweets will each child get?
Advertisements
उत्तर
The total number of children = 10
If each children received 4 sweets, then the total number of sweets = 10 × 4 = 40 sweets
If 40 sweets distributed between 8 children, then each get `40/8` i.e. 5 sweets.
APPEARS IN
संबंधित प्रश्न
Rehman is making a wheel using spokes. He wants to fix equal spokes in such a way that the angles between any pair of consecutive spokes are equal. Help him by completing the following table:
| Number of spokes | 4 | 6 | 8 | 10 | 12 |
| Angle between a pair of consecutive spokes |
90° | 60° | ... | ... | ... |
- Are the number of spokes and the angles formed between the pairs of consecutive spokes in inverse proportion?
- Calculate the angle between a pair of consecutive spokes on a wheel with 15 spokes.
- How many spokes would be needed if the angle between a pair of consecutive spokes is 40°?
Find the constant of variation from the table given below:
| x | 3 | 5 | 7 | 9 |
| y | 12 | 20 | 28 | 36 |
Set up a table and solve the following problems. Use unitary method to verify the answer.
It is known that for a given mass of gas, the volume v varies inversely as the pressure p. Fill in the missing entries in the following table:
| v (in cm3) | ... | 48 | 60 | ... | 100 | ... | 200 |
| p (in atmospheres) | 2 | ... | 3/2 | 1 | ... | 1/2 | ... |
18 men can reap a field in 35 days. For reaping the same field in 15 days, how many men are required?
A farmer has enough food for 144 ducks for 28 days. If he sells 32 ducks how long will the food last?
Meena had enough money to send 8 parcels each weighing 500 grams through a courier service. What would be the weight of each parcel, if she has to send 40 parcels for the same money?
If two quantities p and q vary inversely with each other then ______ of their corresponding values remains constant.
If d varies directly as t2, then we can write dt2 = k, where k is some constant.
When two quantities are related in such a manner that if one increases and the other decreases, then they always vary inversely.
If a and b vary inversely to other, then find the values of p, q, r ; x, y, z and l, m, n.
| a | 6 | 8 | q | 25 |
| b | 18 | p | 39 | r |
