Question 11 MarkIf the thickness of a pile of 12 cardboard sheets is 45 mm , then the thickness of a pile of 240 sheets is _________ cm .Answer90 cmView full question & answer→
Question 21 MarkTwo quantities are said to vary _________ with each other if an increase in one causes, then a decrease in the other in such a manner that the product of their corresponding values remains constant.AnswerInverselyView full question & answer→
Question 31 MarkWhen the speed remains constant, the distance travelled is _________ proportional to the time.AnswerDirectlyView full question & answer→
Question 41 MarkLet $x$ varies directly as $y^2$, for $y=3, x=2$. If $y=5$, then $x$ is _________Answer$5 \frac{5}{9}$View full question & answer→
Question 51 Mark$x$ and $y$ are said to vary directly with each other, if for some positive number $k$, _________ $=k$.Answer$\frac{x}{y}$View full question & answer→