At the nursery, the ratio of red flowers to yellow flowers is 5: 4. if there are 28 yellow flowers, how many red flowers are there?

Multiply. write your answer in simplest form. 3/8 x 5/7

Erin bought christmas cards for $2 each to send to her family and friends. which variable is the dependent variable?

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