The number of words jenna can say varies directly as the time. jenna can say 392 words in 2 minutes.

how many words can she say in 13 minutes?
a. 26
b. 15
c. 2,548
d. 5,096 < <

392*13 = 5,096?

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.

For what value of (y) is 3^3/3^y =1/9

Which of the following parabolas opens up?