24. Five marks exercise problems XV

1. If the cost of a dozen soaps is \(₹396\), what will be the cost of \(35\) such soaps?

 

2. In a school, there is \(7\) period 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?

 

Duration of time period \(=\) mins