I need help on this...Someone help me please

The water has been on the stove y=9.5x+62.1 after how many minutes will the tempature be 138.1 f

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?

Draw a scaled copy of the circle using a scale factor of 2