You can find the net force F on an object by using the formula
F= ma, where m is the mass of
the object in kilograms and a is its
acceleration in meters per second
squared. What is the mass of an
object that has a net force of
72 kg m/s2 and an acceleration of
6 m/s2?

Afamily has two cars. the first car has a fuel efficiency of 25 miles per gallon of gas and the second has a fuel efficiency of 15 miles per gallon of gas. during one particular week, the two cars went a combined total of 1025 miles, for a total gas consumption of 55 gallons. how many gallons were consumed by each of the two cars that week?