Abookstore had 210 copies of a magazine. yesterday it 4/7 sold
of them. how many copies were sold yesterday?
write your answer in simplest form

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.