18. Five marks exercise problems IX

1. Meena had enough money to send \(8\) parcels each weighing \(500\) grams through a courier service. What would be the weight of each parcel, if she has to send \(40\) parcels for the same money?

 

Weight of the parcel \(=\) grams

 

2. It takes \(120\) minutes to weed a garden with \(6\) gardeners. If the same work is to be done in \(30\) minutes, how many more gardeners are needed?

 

Number of more gardeners needed \(=\)