40 kids went to a baseball game. They each got either popcorn or a hot dog. Hot dog is $2.25 and popcorn is $1.75. How many hot dogs and popcorn did they get?

Solve this application problem using a system of equations: Jenny Crane's Candy Store sold a total of 53 pounds of gummy bears. There were two colors sold. The blue gummy bears were priced at $4.

At Random Stationary, the sales records of 24 employees were examined. Twelve of the employees worked the morning shifts and 12 of them worked the afternoon shifts.

A 95% confidence interval for a population proportion was constructed using a sample proportion from a random sample. Which of the following statements are correct? Select all that apply.

Is the absolute value of every rational number positive?

Suppose that the concentration of a bacteria sample is 100000 bacteria per milliliter. If the concentration doubles every 2 hours how long will it take for the concentration to reach 380000 bacteria per milliliter?

Which ordered pair is a solution to the following equation? 5x - 2y = 18 A: Only (5, 3) B: Only (4, 1) C: Both D: Neither

A worker earned a 2% increase in her annual salary for each of 4 years. She plans to continue working in her position for an additional n years.

Solve for c c/3=30/5=

What is 30 multiplied by 200

A carrot has 5 grams of sugar per serving. A banana has 15 grams of sugar per serving. Which statement is true? A - There will always be more sugar in 10 servings of carrots than in a smaller number of servings of bananas.