Does anyone know what 30 divided by .5 is? Thank you!! :)

Nine more than four times a number is the same as one less than twice the number. find the number?

Jimmy can run 3.5 miles in 20 minutes. how far can ne run in one hour and ten minutes?

Mason and christian go to the movie theater and purchase refreshments for their friends. mason spends a total of $45.75 on 3 bags of popcorn and 6 drinks. christian spends a total of $71.50 on 6 bags of popcorn and 4 drinks. write a system of equations that can be used to find the price of one bag of popcorn and the price of one drink. using these equations, determine and state the price of a drink, to the nearest cent.