At the beach, Dave built a sandcastle that was 2 2/5 feet high. If he added a flag that was 2 1/2 feet high, what is the total height of his creation?

A supersonic jet was flying at a constant velocity starting 8,400 kilometers west of U. S. airspace. It flew one-third of the way to US, airspace in 2 hours. What was the jet's velocity? Write your answer as a whole number.

2x+3y=10 and 4x+6y=12 in slope intercept form

Which of the following is the result of expanding 5 £ n=1 (2n-2) ?

Simplify the following expression - (2x+3y)

A local game store earns a profit of $19.50 for every game they sell. The profit from every game they sell is deposited directly into their savings account which currently has a balance of $289. If their goal is to increase their balance to $601.

A theatre can hold 200 people. Two groups rented out the theatre. The first group has 92 people and the other has 107 people. Are there enough seats for everyone?

Tyler is using the distributive property on the expression 9 - 4 (5x - 6). Here is his work: 9 - 4 (5x - 6) 9 + (-4) (5x + -6) 9 + -20x + -6 3 - 20x Mai thinks Tyler's answer is incorrect.

Here's a number Forty-three thousand five hundred seven how many digits will it have when it's written in standard form?

What is the equation in slope intercept form for (1,0). Slope 1

Where would you place 2.5 on the Venn diagram? A) integers B) natural numbers C) rational numbers D) irrational numbers