Susan has four 20 point projects for math class. Susan’s scores on the first three projects are 18, 15, and 16.

What score does Susan need to earn on project #4 to earn an 85% total average?

What is the point-slope form of the equation for the line with a slope of -2 that passes through (1,4)?

When you arrive at the lake, your friend realises he hasn’t got any swimming trunks. you need to ride to a sports shop. the sports shop is 8350 metres away. how many metres is it to cycle there and back?

Why do interests rates on loans to be lower in a weak economy than in a strong one