Advertisements
Advertisements
Question
If d varies directly as t2, then we can write dt2 = k, where k is some constant.
Options
True
False
Advertisements
Solution
This statement is False.
Explanation:
Since, two quantities x and y are said to be in inverse proportion, if an increases in x cause a proportional decreases in y and vice-versa, in such a manner that the product of their corresponding values remains constant.
APPEARS IN
RELATED QUESTIONS
A work-force of 420 men with a contractor can finish a certain piece of work in 9 months. How many extra men must he employ to complete the job in 7 months?
Three spraying machines working together can finish painting a house in 60 minutes. How long will it take for 5 machines of the same capacity to do the same job?
Mohanrao took 10 days to finish a book, reading 40 pages every day. How many pages must be read in a day to finish it in 8 days?
The stock of grain in a government warehouse lasts 30 days for 4000 people. How many days will it last for 6000 people?
6 pipes are required to fill a tank in 1 hour 20 minutes. How long will it take if only 5 pipes of the same type are used?
In a school there is 7 periods a day each of 45 minutes duration. How long each period is if the school has 9 periods a day assuming the number of hours to be the same?
If xy = 10, then x and y vary ______ with each other.
If x varies inversely as y, then
| x | – | 60 |
| y | 2 | 10 |
If on increasing a, b decreases in such a manner that ______ remains ______ and positive, then a and b are said to vary inversely with each other.
Two persons could fit new windows in house in 3 days.
How many persons would be needed to fit the windows in one day?
