What is the circumference of a circle with a diameter of 10 feet? Use 3.14 for TT.
d = 10 ft
A. 62.8 ft
B. 31.4 ft
C. 13.14 ft
D. 15.7 ft

help pls

Miguel bought a movie ticket that cost $5. he also bought popcorn and a bottle of water. how much did miguel spend altogether?

Find the number of liters in 12.8 gal of gasoline. round to the nearest hundredths

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