April sold 75 tickets to a school play and collected a total of $495. if adult cost $8 each and child tickets cost $5 each, how many adult and how many child tickets did she sell?

I'm at a bookstore with $\$35$ in my pocket and a $20\%$-off coupon. what is the cost of the most expensive book i can buy with my money and the coupon? (assume that there are books of every possible price in the bookstore. it's a large bookstore! )

Atriangle in the coordinates of (2,3), (-4,5) and (-2,4) it is translated 3 units down. what are it’s new coordinates

What is the radius of the cone in the diagram? round your answer to the nearest whole number