Let x be the total number of customers in a one-hour interval and y be the total number of female customers in the same interval. find the joint pmf of x and y.

A recipe for one batch of cookies uses 5 cups of flour and 2 teaspoons of vanilla. If you use 20 cups of flour how many cups of vanilla should i use

Ricardo lost 6 golf balls while playing yesterday. He bought 12 golf balls my, then lost 4 on the course today. He now has 18 golf balls. How many golf balls did Ricardo have to begin with?

5) Determine whether the ratios are equivalent. Explain. 36 flowers in 4 bouquets 27 flowers in 3 bouquets

Your closet has 5 shirts for every 2 sweaters. Your closet has 30 shirts. How many sweaters are in your closetc

Which of these observations is supported by the data in the table? Note: A rating of good or excellent means the audience liked the movie, while a rating of poor means the audience disliked the movie.

Mrs Baker is preparing her students for their exams. The exams are two weeks away. Mrs Baker advises her students to spend 25% of each day revising.

Which number produces a rational number when multiplied by 1/3

What is the constant of 6y=8x?

Which description could be written as a linear function?

Mr. Slater invested $100,000 in a portfolio that is contains 60% stocks and 40% bonds. Over the course of a year, the value of the stocks increased to 67%, and the value of the bonds decreased to 33%. The current value of his investment is $118,400.