Which situation shows a constant rate of change

A concession stand sells two sizes of popcorn. The small bag holds 20 ounces and costs $4, and the large bag holds 32 ounces and sells for $6. The concession stand sold 200 bags of popcorn and made $900 from the sale of popcorn.

An orchid is 3 inches tall at week 0 and grows 2 inches each week. Which function (s) shown below can be used to determine the height, f (n), of the orchid in n week? f (n) = 2n + 3 f (n) = 2n + 3 (n - 1) f (n) = (n - 1) + 2

71/2 divided (4 1/2-5 1/8) =

Hi i am having trouble dividing decimals, im not really sure how to devide at all i keep forgeting.

find the value of the numerical expression 2^4

Are irrational numbers always/sometimes/never rational number?

Afghani paid less per pound for the same number of apples at a different store what can you predict about the total cost of the apples

Two neon signs are turned on at the same time. Both signs blink as they are turned on. One sign blinks every 9 seconds. The other sign blinks every 15 seconds. In how many seconds will they blink together again? Show Work

Does the equation represent a direct variation? If so, find the constant of variation. 2x - 4y = 0 Question 1 options: yes; k = - 1/2 no yes; k = 1/2 yes; k = - 4

If a bag of pennies weighs 5.1 kilograms. Each penny weighs 2.5grams. About how much penny's are in the bag A. 20 B. 200 C. 2,000 D. 20,000