A display of cereal boxes has one box in the top row, two boxes in second row, three boxes in the third row, and so on, as shown. How many rows of boxes will there be in display of 45 boxes?

A stalactite and stalagmite are growing toward each other in a cave. The following graph shows the relationship between the time (in years) since they appeared and the distance (in millimeters) between the stalactite and stalagmite.

What is the product of 9 and 40

What is the best estimate of the difference? (34/8 - 16/3) - 14/9

Describe and correct the error in rewriting the equation 2x - y=5 Y = - 2x+5

In physical education class, 48 out of 50 students are wearing tennis shoes. What percent of students in physical education class are not wearing tennis shoes? A. 4% B. 28% C. 56% D. 78%

What are the chances of getting heads 10 times in a row in a coin toss?

Which expression is equivalent to 15 (n+3/n) ? £ N=10

Reduce to simplest form. -5/9 + (-7/12)

Triangle ABC is a right triangle where B is the right angle, AB = x, and BC = x. What could be the first step of a proof BD of the triangle divides the hypotenuse into two segments of equal length?

Tommy plotted the opposite of one. Alicia plotted the opposite of two. Which Number is greater in value? Explain.