The sum of three consecutive numbers is 78, what are the numbers? using algebra (the first number is n)

x + (x+2) + (x+4) = 78 right?

but where does the 2 and 4 come from

The number of violent crimes committed in a day possesses a distribution with a mean of 4.8 crimes per day and a standard deviation of 2 crimes per day.

You are selling tickets for a high school basketball game. student tickets cost $3 and general admission cost $5. you sell 350 tickets and collect $1450. how many of each type of ticket did you sell

It has been determined with 95% confidence that the proportion of on-line students at SPC who live in Pinellas County is between 0.73 and 0.77. Determine the sample proportion of on-line SPC students who live in Pinellas County.

Indicate whether the number is divisible by 2, by 3, or by 5. (Note: Some numbers may be divisible by more than one of these numbers.) a. 450 b. 31 c. 18,652 d. 455

A cone is a solid that has one circular base and only one face. true or false

Choose the equation that matches the following situation: For a field trip, 24 students rode in cars and the rest filled three buses. How many students were in each bus if 96 students were on the trip? 24b + 3 = 96 27b = 96 24 = 3b + 96 96 = 24 + 3b

What is the area of a circle with a radius of 7 centimeters? (Use ∏r²)

Name a subject other than math in which symmetry is important

Reasoning A cone with radius 4 and height 9 has its radius quadrupled. How many times greater is the volume of the larger cone than the smaller cone? Explain how the volume of the cone would change if the radius were divided by four.

If you take - 3/10 of a number and add 1, you get 10. Write an equation to represent the situation. What is the original number?