A sports medicine doctor is interested in comparing the effectiveness of a new sports drink for adult athletes. The doctor randomly assigns a group of 80 adult athletes into 2 equal groups. One group is given the new sports drink, while the other is given a placebo. Which type of study is the doctor using?

A. Experiment
B. Observational study
C. Survey

Will mark brainliest if you answer ! the taco shop sold 198 lunches friday. this number is 3 more than 3 times the number they sold monday. let n represent the number of lunches sold monday. which equation shows an equality between two different ways of expressing the number of lunches sold on friday? a. n – 3 = 198 b. 3n – 3 = 198 c. 3n + 3 = 198 d. n + 3 = 198

The ratio of the measures of the three angles in a triangle is 2: 9: 4. find the measures of the angels

If f(x) = 6x – 4, what is f(x) when x = 8? a2 b16 c44 d52