Tracy pays $85 per day to rent the stand where she sells wind chimes. the materials for each chime costs $4, and she sell each chime for $11. how many wind chimes must she sell to make a profit of $328 per day?

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.

Astraight water slide is 175 feet above ground and is 200 feet long. what is the angle of depression to the bottom of the slide?

Fiona has to plot a histogram of the given data