Advertisements
Advertisements
प्रश्न
If 7 m cloth costs ₹ 294, then the cost of 5 m of cloth is ________
Advertisements
उत्तर
If 7 m cloth costs ₹ 294, then the cost of 5 m of cloth is ₹ 210
APPEARS IN
संबंधित प्रश्न
A machine in a soft drink factory fills 840 bottles in six hours. How many bottles will it fill in five hours?
A and B can do a piece of work in 12 days; B and C in 15 days; C and A in 20 days. How much time will A alone take to finish the work?
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?
A and B can finish a work in 20 days. A alone can do \[\frac{1}{5}\] th of the work in 12 days. In how many days can B alone do it?
If the weight of 12 sheets of thick paper is 40 grams, how many sheets of the same paper would weigh 2.5 kilograms?
When the speed remains constant, the distance travelled is ______ proportional to the time.
In direct proportion, `a_1/b_1` ______ `a_2/b_2`
Write whether the following statement vary directly, vary inversely with each other, or neither of the two.
The distance travelled by CNG bus and the amount of CNG used.
Match each of the entries in Column I with the appropriate entry in Column II
| Column I | Column II |
| 1. x and y vary inversely to each other | A. `x/y` = Constant |
| 2. Mathematical representation of inverse variation of quantities p and q |
B. y will increase in proportion |
| 3. Mathematical representation of direct variation of quantities m and n |
C. xy = Constant |
| 4. When x = 5, y = 2.5 and when y = 5, x = 10 | D. `p oo 1/q` |
| 5. When x = 10, y = 5 and when x = 20, y = 2.5 | E. y will decrease in proportion |
| 6. x and y vary directly with each other | F. x and y are directly proportional |
| 7. If x and y vary inversely then on decreasing x | G. `m oo n` |
| 8. If x and y vary directly then on decreasing x | H. x and y vary inversely |
| I. `p oo q` | |
| J. `m oo 1/n` |
