Question 30
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.
If on increasing a,b decreases in such a manner that ab remains constant and positive, then a and b are said to vary inversely with each other.
Question 24
Two quantities are said to vary___with each other, if an increase in one causes a decrease in the other in such a manner that the product of their corresponding values remains constant.
Question 23
Two quantities are said to vary___with each other, if they increase (decrease) together in such a manner that the ratio of their corresponding values remains constant.
Question 55
When two quantities are related in such a manner that if one increases and the other decreases, then they always vary inversely.