Which number is the reciprocal of 1/5?

A. - 5

B. - 1/5

C. 0

D. 5

I think it is B. But I'm not sure ... I just learned this stuff and don't know the answer.

The local business will donate $5.00 for every 10 tickets sold. Let x represent tickets sold, and y represent dollars donated. Student A claims that the equation is y = 2x. Student B claims that the equation is y = 1 2 x. Explain who is correct.

Naria makse 12% commission on every $200 of merchandise she sells. Teresa makes 25% commission for every $100 she sells. Who makes the better commision?

Factor Completely - 5x^3 + 10x^2 A.) Prime B.) - x (5x^2 - 10x) C.) 5x (-x^2 + 2x) D.) - 5x^2 (x - 2)

What is the length of an arc cut off by an angle of 3 radians on a circle of radius 8 inches?

You want to know the favorite band of the 25 students in your math class. Should you survey the whole class, which is the entire population or a sample of students from the class. Explain.

A serving size for pineapple-orange punch is 1/2 cup. Liam needs to make 72 servings of punch. He will use 8 pints of pineapple juice. The rest is orange juice. How many pints of orange juice does he need to make the punch?

Which is a variable expression for the word phrase? the product of 3 and a number decreased by 7 a. 3n + 7 b. 7 - 3n c. 3n - 7 d. 7n - 3

Find the value of x and then classify the triangles by it's angles

What two numbers equal - 48 when you multiply them and when you add together equal 22

What expression that can be used to check the quotient of 646:3