Which of the following is true? A. Manufacturing overhead is composed of only variable costs. B. Direct materials are considered to be fixed costs. C. The average cost per unit can be used for predicting total costs at many different output levels. D. Fixed costs stay constant in total over a wide range of activity levels.

What ia the sum if the first 7 terms of the geometric series

Answer asap and if you do you will get brainliest. catherine buys a gallon of ice cream from the store. after taking it home, she eats a fifth of a gallon of ice cream. her sister eats some of the ice cream as well. if two-thirds of the original amount of ice cream is left, then what fraction of a gallon of ice cream did her sister eat?

Parallelogram rstu is a rhombus. m∠r = 120° what is m∠t = 120 (what is m∠rsu? )