Advertisements
Advertisements
प्रश्न
x and y are said to vary directly with each other if for some positive number k, ______ = k.
Advertisements
उत्तर
x and y are said to vary directly with each other if for some positive number k, `underlinebb(x/y)` = k.
APPEARS IN
संबंधित प्रश्न
Fill in the blank in of the following so as to make the statement true:
If u = 3 v, then u and v vary .... with each other.
Sita can finish typing a 100 page document in 9 hours. Mita in 6 hours and Rita in 12 hours. How long will they take to type a 100 page document if they work together?
A, B and C can reap a field in \[15\frac{3}{4}\] days; B, C and D in 14 days; C, D and A in 18 days; D, A and B in 21 days. In what time can A, B, C and D together reap it?
If 25 men earn Rs 1000 in 10 days, how much will 15 men earn in 15 days?
For 9 cows, 13 kg 500 g of food supplements are required every day. In the same proportion, how much will be needed for 12 cows?
The shadow of a pole with height of 8 m is 6 m. If the shadow of another pole measured at the same time is 30 m, find the height of the pole?
100 persons had food provision for 24 days. If 20 persons left the place, the provision will last for ______.
When two quantities x and y are in ______ proportion or vary ______ they are written as `x oo y`.
From the following table, determine if x and y are in direct proportion or not.
| x | 1 | 4 | 9 | 20 |
| y | 1.5 | 6 | 13.5 | 30 |
There are 20 grams of protein in 75 grams of sauted fish. How many grams of protein is in 225 gm of that fish?
