Elena is filling rectangular prism-shaped containers, like the one shown, with sand for a project. Elena has 1000 cubic centimeters of sand. 5 cm
4 cm
10 cm
If Elena uses all of her sand, how many containers can she fill? Enter the answer in the box.
containers

Arestaurant gives out a scratch-off card to every customer. the probability that a customer will win a prize from a scratch-off card is 25%. design and conduct a simulation using random numbers to find the experimental probability that a customer will need more than 3 cards in order to win a prize. justify the model for your simulation, and conduct at least 10 trials.

Given the system of equations presented here: 2x + 4y = 14 4x + y = 20 which of the following actions creates an equivalent system such that, when combined with the other equation, one of the variables is eliminated? multiply the second equation by â’4 to get â’16x â’ 4y = â’80 multiply the second equation by â’1 to get â’4x â’ y = â’20 multiply the first equation by 2 to get 4x + 8y = 28 multiply the first equation by â’1 to get â’2x â’ 4y = â’14

If a company produces x units of an item at a cost of $35 apiece the function c=35x is a of the total production costs