1.A classroom has 20 seats arranged in 5 rows of 4 seats each. Each student is randomly assigned a seat. What is the probability that the first student is placed in the first row? a 4/5 b 2/7 c 1/5 d 1/4

A = 11 B = 2 C= 2 D = 0 F = 1 105, 82, 94.5, 72.5, 92, 91, 52, 86, 100, 96, 98, 109, 96, 98, 95, 72

A football team consists of 19 each freshmen and sophomores, 15 juniors, and 18 seniors. Four players are selected at random to serve as captains. Find the probability of the following. Enter your answers as fractions or as decimals rounded to 4 decimal places. (a)All 4 are seniors. P(4 seniors)=

A bag contains 26 tiles, each with a different letter of the alphabet written on it. You choose 3 tiles from the bag without looking. What is the probability that you choose the tiles with the letters A, B, and C? Enter your final answer as a fraction in simplest form.