Vincent is selling candy bars to raise money for his soccer team. He started with a full box of 20 candy bars and has sold 3
10
of them so far. If each candy bar costs $1.25, how much money has Vincent raised?

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.

Which number produces a rationale number when multiplied by 1/5

If the ratio of sum of the first m and n terms of an ap is m2 : n2 , show that the ratio of its mth and nth terms is (2m − 1) : (2n − 1).