Lauren is saving for gymnastics camp. the camp costs $225 to attend, she has 40 percent of the money saved. how much money has she saved?

i also need on how to solve it..

The area of square garden is 300m squared. how long is the diagonal?

The vertices of a triangle are a(7.5), b(4,2), and c19. 2). what is

Olive's solar powered scooter travels at a rate of 30 miles per hour. what equation can she use to calculate her distance with relation to the time she traveled? h=hours m=miles 1. h=m+30 2. m=30h 3. m=h+30 4. h=30m