R. D. Sharma Solutions for Chapter: Ratio, Proportion and Unitary Method, Exercise 5: OBJECTIVE TYPE QUESTIONS

If $5:4::30:x,$ then the value of $x$ is

If $a, b, c, d$ are in proportion, then

If $a, b, c$ are in proportion, then

If the cost of $5$bars of a soap is $₹30$, then the cost of one dozen bars is

$12$men can finish a piece of work in $25$ days. The number of days in which the same piece of work can be done by $20$ men, is

If the cost of $25$ packets of $12$ pencils each is $₹ 750,$ then the cost of $30$ packets of $8$ pencils each is

If $a, b, c$ are in proportion, then

The first, second and fourth terms of a proportion are $16,24$ and$54$ respectively. The third term is