Rupesh Pathak and Vaishali Bhatia Solutions for Chapter: Direct and Inverse Variation, Exercise 5: Exercise 14.2

If $10$ men can reap a field in $16$ days, then how many days will it take for $8$ men to reap the same field?

$10$ pipes through which water flows at a constant rate can fill a tank in $28 minutes$. If $3$ pipes go out of order,how long will the remaining pipes take to fill the tank?

In a camp, $95$ men have provisions for $120$ days. If $35$ nmen did not join the camp, then for how long will the food last?

A bullock cart covers $18 km$ in $4\frac{1}{2}hrs$.What is the average speed of the bullock cart?

A shopkeeper has just enough money to buy $52$ cycles worth $₹525$ each. If each cycle were to cost $₹21$ more, then how many cycles would he be able to buy with the same amount of money?

$3$ persons complete a project in $4$ days. In how many days will $2$ persons complete the same project?

$3$ persons complete a project in $4$ days. How many persons are required to finish the project in one day?

A school has $8$ periods, each with a duration of $36$ minutes. If the school increases the number of periods to $9$, then what will be the duration of each period be?