Nuclear fusion within the sun takes place within

Mr and mrs smith buy tickets for themselves and their four children. the cost of an adult ticket is ? 6 more than the adult ticket. the total cost of the six tickets is ? 40.50 work out the cost of an adult ticket. in your working let c be the cost of the child ticket and a be the cost of the adult ticket.

The weight of an object in the water is 7% of its weight out of the water. what is the weight of a 652g object in the water?

If a flying disk is 139 meters in the air and travels at an average of 13 m/s how long is it in the air