Write the pair of fractions as a pair of fractions with a co. mon denominator 2/3 and 5/6

Select all the correct answers. what is 221,000,000,000,000,000,000 expressed in scientific notation?

The two square pyramids are similar. find the total volume of both pyramids if the ratio of their surface areas is 9/16

Acolony contains 1500 bacteria. the population increases at a rate of 115% each hour. if x represents the number of hours elapsed, which function represents the scenario? f(x) = 1500(1.15)" f(x) = 1500(115) f(x) = 1500(2.15) f(x) = 1500(215)