What’s the scale factor?
20:4
4:1
16:1
64:1

Omar is going on a road trip! the car rental company offers him two types of cars. each car has a fixed price, but he also needs to consider the cost of fuel. the first car costs $90 to rent, and because of its fuel consumption rate, there's an additional cost of s0.50 per kilometer driven.

How do you solve a question like this?

In angle pqr find the measure of