Which of the following is considered a model for enzyme action

12 out of 18 students buy pizza for lunch on Fridays. At this rate if there are 240 students in the entire school, how many students can be expected to buy pizza for lunch this Friday?

Is 3.16 a rational number

A multiple-choice question has five answer options of which two options are correct. What is the probability of randomly choosing the correct pair of answer options

Which number line shows the correct placement of 25%,14 1 4, and 12 1 2?

The question 10a^2bc+5abc-1

5. Does the frequency distribution given appear to be normal? Years of service Frequency 1-5. 5 6-10 20 11-15. 25 16-20. 18 21-25. 5 26-30. 1 Yes, there is not symmetry. Control Yes, the frequencies are roughly symmetrical around the maximum.

What happens as the foci of an ellipse move towards its vertices? It looks less like a circle It looks more like a circle It gets larger, but Dosent change shape It gets smaller, but doesn't change shape

What does x equal in x+5=-10

Which problem would you use the following proportion to solve for? = what is 40% of 24? what percent is 24 of 40? twenty-four is 40% of what number? forty percent of 24 is what number?

5th garade math prob 4.6:7=