Steve drives 60 miles on 3 gallons of gas. Find the miles per gallon.

James purchased a $205,000 home with a 30-year mortgage at 5.78%. if makes a $1500 monthly mortgage payment, how many months early will he pay off his mortgage? a. 180 months b. 224 months c. 127 months d. 136 months

Pls! does anybody know a shortcut for answering these types of questions in the future?

Find cot x if sin x cot x csc x = √2