The sum of a set of six numbers is 50. what is the mean ?

The late fee for library books is $2.00 plus 15¢ each day for a book that is late. if maria’s fee for a late book was $3.20, write and solve a linear equation to find how many days late the book was.

Solve 2^x=32 and rewrite this equation in a logarithmic form

When 142 is added to a number the result is 64 more times the number my options are 35 37 39 41