8; 1.05; 1.2; 0.75 fr least to greatest

If there are 12 moths and some have 31 days and others have 30 days how many have 28 days?

How do you solving the solution of each system using elimination?

Rob spent 25%, percent more time on his research project than he had planned. he spent an extra h hours on the project. which of the following expressions could represent the number of hours rob actually spent on the project? two answers