Help me please with the last 2 questions!

The price of a coat increased from $78 to $92. what is the price increase percentage?

Newtons second law says force(f) is equal to mass (m) times avceration (a) a scientist wamts to calculate the force of an objecy where the acceleration of gravity (g) is 9.8m/ s2 use the function to calculate the force of an object with a mass73( m) of 0.29 kilograms

Awoman won a 4000-m race with a time of 12.089 min. what was her rate?