The neighborhood swimming pool drains at a rate of 99 gallons every 3 hours. At this rate, how many gallons are emptied each hour?
He m

Measures of the angle of r, 31 s (x+4) t (3x+9)

Which expression is equivalent to 8(k + m) − 15(2k + 5m)?

Florence price's brownies and more sells all types of cookies and pastries. on tuesdays, they markdown all brownies 75% to a sale of $1.50 a dozen. find the selling price and the markdown of a dozen brownies.