Find the rate of depreciation to the nearest whole percent for a car that cost $19,000 three years ago and is now worth $12,100

Aiden drives to school and back each day. the school is 16 miles from his home. he averages 40 miles per hour on his way to school. if his trip takes 1 hour, at approximately what speed does aiden drive home?

How do i multiply two digit numbers

Which expression do you get when you eliminate the negative exponents of 4a^2 b^216a^-3 b