Scientists studied two animal populations. function f(x) = 830(0.8)x models a bear population in a given region x years after the study began. the table models the cougar population in the same region. fifteen years after the study began, about how many times greater was the cougar population than the bear population?

a.9times
b.18times
c.5times
d.2.5times

Jamie went to home depot.she bought 25 bags of soil that cost $9 per bag.she bought 15 pots at $8 each,and she bought 23 bags of pebbles at $15 each.she used a coupon that gave her $5 off for every 100 dollars she spent.how much did jame pay at the end?

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

Solve each quadratic equation by factoring and using the zero product property. x^2 - 8x + 30 = 3x