A dilation has a center (0,0) and scale factor 1.5. What is the image of the point (-3,2)?

Water flows at a steady rate from a tap. its takes 40 seconds to fill a 4 litre watering can from the tap. the rate at which water flows from the tap is halved. complete: 4 litres into cm3

Ade and abc are similar. which best explains why the slope of the line between points a and d is the same as the slope between points a and b?

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! )