The scale shows the mass of 1 crayon, in grams. What is the total mass of a whole set of 18 crayons?

Find the zeros of each function. f(x) = 6x^2 - 7x - 20

Money off coupons have been circulated to 300 households. only 2/5 of these were redeemed (used) in the local supermarket to get a free shampoo. what fraction of coupons were unused? (ps: write how you got the answer)

Jayne is studying urban planning and finds that her town is decreasing in population by 3% each year. the population of her town is changing by a constant rate.true or false?