It’s costs Melissa $0.036 per ounce to make one 20 ounce jar of salsa. She marks up the salsa 25% more than her cost to make it. How much profit in dollars does Melissa earn on each 20 ounce jar of salsa she sells?

If your teacher tells you to do questions 6 through 19 in your math book for homework, how many questions is that

Answer asap ill give ! ’ a sample of radioactive material decays over time. the number of grams, y , of the material remaining x days after the sample is discovered is given by the equation y = 10(0.5)^x. what does the number 10 represents in the equation? a. the half-life of the radioactive material, in days b. the amount of the sample, in grams, that decays each day c. the time, in days, it will take for the samples to decay completely d. the size of the sample, in grams, at the time the material was discovered

The height of a plant, in inches, p years after planting it is given by the polynomial function r(p) = -2p% + 270p. find the height of the plant when p = 90 years.