Ms. Keller is grading semester projects. In the past two hours, she has graded five projects. At this rate, she will grade _ project in seven hours at a rate of _ project per hour.

Which of the following pairs of lines are perpendicular? Select all that apply. A. y=2/3x+4 and y=2/3x-8 B. y=2/3x-8 and y=-3/2x-8 C. y=x+2 and y=-x+3 D. y=3x+2 and y=3x-2 E. y=3 and y=4 F. y=4/5x-8 and y=-5/4x+3

The first and third digits of Q are odd. The second and fourth digits of Q are even. The fourth digit is two times the first digit. The first and second digits add to seven. The second and third digits add to nine.

The legs of a right triangle are 10 cm and 24 cm. What is the length of the hypotenuse?

What is the area, in square millimeters, of a right triangle with a hypotenuse of 68 millimeters and a leg of 60 millimeters?

In 2018, a nation's population was 10 million. Its nominal GDP was $40 billion, and its price index was 100. In 2019, its population had increased to 12 million, its nominal GDP had risen to $57.6 billion, and its price index had increased to 120.

The volume of a pyramid that fits exactly inside a cube is 10 cubic feet what is the volume of a cube

Mr. bailey purchased some groceries that cost d dollars. he paid $50 bill. write an expression for the amount of he will receives

In a survey of 612 students, 46% said they would flunk 6th grade on purpose just to stay in Mr. Cirillo's class. How many people would not flunk Mr. Cirillo's class on purpose.

A deposit of $5,000 is made into a savings account that offers 7.5% annual interest. Which equation models the amount of money in the account after t years? P (t) = 5,000 (1.75) t P (t) = 5,000 (1.075) t P (t) = 5,000 (0.925) t P (t) = 5,000 (0.

5n = - 20. How do I solve this equation?