At a restaurant, when Saif’s family got their bill, it included an HST (13% tax) amount of $7.79 About how much did their order cost before the HST was added? Explain your thinking.

How do you multiply a mixed fraction by a regular fraction

Afactory adds 3 red drops and 2 blue drops of coloring to white paint to make each pint of purple paint. the factory will make 50 gallons of the purple paint.how many drops of red and blue coloring will the factory need in the 50 gallon batch of purple paint.

If x+y+z=0 what is the value of [tex] {x}^{3} + {y}^{3} + {z}^{3} [/tex]