You poured 4 kilograms of oats equally into 3 bags. What is the weight of each of his bags of oat Please answer i’m confused lol i didn’t pay attention in math

Write the sentence as an equation. b increased by 281 is d

The number of nails of a given length is normally distributed with a mean length of 5.00 in, and a standard deviation of 0.03 in. find the number of nails in a bag of 120 that are less than 4.94 in. long.

Solve 2 - 3 cos x = 5 + 3 cos x for 0° ≤ x ≤ 180° a. 150° b. 30° c. 60° d. 120°