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

How do you factor the expression 11x+55=

He box-and-whisker plot describes the scores of hockey teams in a recent tournament. What was the minimum score? A. 0 B. 2 C. 4 D. 6

187 1/2% of what number is 500?

Solve 1/6 * 6 and 1/6 * 5

The third grade classes ate lunch at 21 minutes before 11 each day. Use am or pm write the time that the third grade class ate lunch

The net of a cube is made up of five squares. a. True b. False

5y-9=16 guess and check

Tyler is 8 years old. His sister Olivia is 4 years less than twice his age. Write a numerical expression to fine Olivia's age

Which is the equation of a line parallel to the line 3x-5y=15

Kelly is going to shop with the $200.00 that she earned from doing chores. She wants to save 30% of her money to put into a savings account. She buys a sweater for $60.00 and a new coat for $75.00, with 6% sales tax on both items.