Roberto's telephone bill lists a call that lasted 18 minutes and cost $1.08. write and solve a multiplication equation to find how much roberto was charged for each minute of the call?

Mozart lenses inc. recently introduced seelites, a thinner lens for eyelasses. of a sample of 800 eyeglass wearers, 246 said they would purchases their next pair of eyeglasses with the new lenses. lenses inc. estimates that the number of people who purchase eyeglasses in a year is 1,700,000. most eyeglasses wearer buy one new pair of eyeglasses a year. what is the annual sales potential for the new lenses.

Divide. –4.2 ÷ 6 = a –0.7 b 0.7 c –7 d 7 me

240 seventh graders and two-thirds of the students participate in after-school activities how many students participate in after-school activities