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

The slope of a parallel line with the equation y=1/2 x+6

Which of the following is a factor of 2xy + 8y - 8x - 32? 5 x + 4 x2 - 4x + 16 All of the above

Which estimate is the most reasonable for this problem? The distance to Louisa's grandparents' house is 791 miles. Louisa and her family have driven 114 miles. How much farther does Louisa's family need to drive? A. 500 mi B. 550 mi C. 600 mi D.

Brianna's family spent $134 on 2 adult tickets at a amusement park. Max's family spent $146 on 3 adult tickets and 2 youth tickets. What is the price of a youth ticket

Whats the best type of graph for the spread of a roller coaster overtime

A bag of pennies could be divided among 6 children, or 7 children, or 8 children with each getting the same number, and with one penny left over in each case. What is the smallest number of pennies that could be in the bag?

How can you represent the set of a whole numbers integers and rational numbers are related to each other

A model train is 15 3/4 inches long each car in the strain is 2 5/8 inches long how many cars are there in the train

Which of the following is equivalent to (mn) 3? 3mn m3n mn3 m3n3

What is the equation form of a pure quadratic? a. ax^2+bx=0 b. ax^2+c=0 c. ax^2+bx=c d. ax^2+c=bx