Write an expression using letters and/or numbers. The total of ℎ and is split into 5 equal groups.

Solve this riddle: i am an odd number. i an less than 100. the some of my digit is 12. i am a multiple of 15. what number am i?

Reinel saves 30% of every pay check. his paycheck last week was 560$. how much did reniel save last week?

What is the inverse of f(x) = 6x -24