How many protons are in an element with an atomic number of 8 and a mass number of 18?

a. 8

b. 10

c. 18

d. 3

Find the discount on a 15$ Tshirt its on sale for 10% off

The last rest area you spent $3.25 on water bottles, $11.00 on snacks, and $4.00 on a magazine, and gave the cashier $20.00 How much money did you spend in all? What was the change that you were given?

The measured weights of 1,000 men in a certain village follow a normal distribution with a mean of 150 pounds and a standard deviation of 15 pounds. Which sentence most closely summarizes the data? About 160 people weigh more than 165 pounds.

I need to know how to turn the fraction 25 over 8 into a fraction

What is the circumference of a circle with a radius of 2.5 meters?

A serving size for pineapple-orange punch is 1/2 cup. Liam needs to make 72 servings of punch. He will use 8 pints of pineapple juice. The rest is orange juice. How many pints of orange juice does he need to make the punch?

Which is a variable expression for the word phrase? the product of 3 and a number decreased by 7 a. 3n + 7 b. 7 - 3n c. 3n - 7 d. 7n - 3

Find the value of x and then classify the triangles by it's angles

What two numbers equal - 48 when you multiply them and when you add together equal 22

What expression that can be used to check the quotient of 646:3