How many permutations of the letters a, b, c, d, e, f, g either begin with an a or end with an a?

Which of the following is always rational A: the sum of two fractions B: the product of a fraction and a repeating decimal C: the sum of a terminating decimal and the square root of a perfect square D: the product of a repeating decimal and the

Which statements are true about a decagonal (10-sided) pyramid? Check all that apply. It has one face that is a decagon. It has two faces that are decagons. It has 11 faces. It has 20 edges. It has 20 vertices.

What are the values twos in 2200

Aubrey has a new art bow in the shape of a rectangular prism/12613021/1bec17ed? utm_source=registration

Male mosquitoes in the mood for mating find female mosquitoes of their own species by listening for the characteristic "buzzing" frequency of the female's wing beats. This frequency is about 620 wing beats per second.

Y = 3x + 19 y = 5x + 33 Solve this system of equation by substitution

A vet's office offers boarding for cats and dogs. boarding a cat cost$20 per night and a dog cost $25 per night if the vet's office boards 18 total animals in one night and earns a total of $400 which equations can be used to find the number of

There are 101 students going on a field trip to pan for gold. If they are going in vans that hold 9 students each, how many vans are needed? How many students will ride in the van that isn't full? vans are needed.

David expressed the ratio of the number of books that he owns to the number of DVDs that he owns as 27:11. Which statement could be true based upon this relationship?

Two weeks ago Audrey earned $84 for 7 hours of work. This week, she earned 132 for 11 hours of work. Find the numerical value of the slope of the line.