The skating rink rented 218 pairs of skates during the month of April and 3 times that many in May. How many pairs of skates did the skating rink rent during April and May? The skating rink rented pairs of skates during April and May.

Q: Brian loves pepperoni pizza. For lunch every Friday, he eats 2 pizza slices. Each pizza slice has…

A:

Q: There are 12 tables and 4 booths in the family restaurant. Each table seats 4 people. If the…

A:

Q: Last month,137 people signed up for the swim lessons at city pool. Each of the 7 swim teachers had…

A: Given that 137 people signed for swim lessons. We need to find the number of students that each of…

Q: In 2018, Bryce Harper had 18 hits in April, 22 in May, 23 in June, 16 in July, 18 in August, 20 in…

A: Bryce Harper's hits in 2018 : Month hit April 18 May 22 June 23 July 16 August 18…

Q: Sam baked 6 cupcakes less than Michelle. Sam baked 18 cupcakes. Which equation will tell you how…

A:

Q: There are 15 books on the shelf. All of the books are either about Winston Churchill or Queen…

A: There are 15 books on the shelf. All of the books are either about Winston Churchill or Queen…

Q: Members of the computer club voted for their favorite snack. 3 out of 5 people voted for chips. The…

A: Members of the computer club voted for their favorite snack. 3 out of 5 people voted for chips. The…

Q: Cody Bellinger with the Los Angeles Dodgers had the following stats one year for 449 at bats:…

A: Slugging average for a given player is defined as  ratio of weighted sum of the scores that the…

Q: In a​ company, 95​% of the workers are women. If 115 people work for the company who​ aren't women​,…

A: Let the total no.of workers are X. Given, 115 people aren't women . Then ,no of women workers=X-115

Q: When you spent 16.6 minutes on the elliptical trainer and then did circuit training for 11.9…

A: Given: You spent 16.6 minutes on the elliptical trainer and then did circuit training for 11.9…

Q: Noah invests $3,600 for two years.   The account pays 0.43% monthly compound interest. To the…

A: Given the given invest=$3,600 Interest rate=0.43%(compounded monthly) Time=2 years Apply formula…

Q: for every 11 studenys who run track, 7 students play basket ball. There are 120 more students who…

A: Given, There are 11 students in one group of those who run track and there are 7 students in each…

Q: A farmer plants 9000 acres of wheat one year. Each year thereafter, he harvests (removes) 10 of the…

A: Initially, there were 9000 acres. He removes 1/10, so remains (1-1/10)=9/10. 9/10 of 9000= 8100…

Q: A pianist plans to play 6 pieces at a recital from her repertoire of 24 pieces. How many different…

A: Given data A pianist plans to play 6 pieces at a recital from her repertoire of 24 pieces

Q: MK Family Orchard has 120 apple trees and 90 pear trees. If each fruit tree produces an average of…

A: Given : The MK Family Orchard has 120 apple trees and 90 pear trees.   each fruit tree produces an…

Q: A high school has a 1809 lockers. They decide they are going to take out all of the lockers.They can…

A:

Q: A department store manager wants to display 6 brands of a product along one shelf of an aisle. In…

A: According to the provided information, A department store manager wants to display 6 brands of a…

Q: Heather works as a waitress at her family’s restaurant. She works 2 hours every morning during the…

A: NOTE: Refresh your page if you can't see any equations. . Heather works 2 hours every morning and x…

Q: Jimmy road a die 90 times and record the results. He got a one15 times, a two 22 times and a three…

A: Probability = Number of favorable outcomes / Total number of outcomes    Total number of outcomes in…

Q: pianist plans to play 4 pieces at a recital from her repertoire of 26 pieces. How many different…

A: given data, A pianist plans to play 4 pieces at a recital from her repertoire of 26 pieceswe have to…

Q: A pianist plans to play 5 pieces at a recital from her repertoire of 22 pieces. How many different…

A: Permutation formula: nPr = n!/(n-r)!

Q: Alex Bregman with the Houston Astros had the following stats one year for 548 at bats: Singles – 95,…

A: Given: At Bat = 548 Singles = 95 Doubles = 39 Triples = 5 Home Runs = 19   Formula Used: Slugging…

Q: A sandwich shop sells 4 veggie subs for every 5 turkey subs. The shop sold 37 subs today. How many…

A: Given that  A sandwich shop sells 4 veggie subs for every 5 turkey subs. The shop sold 37 subs…

Q: Noelle has 75 DVDs. If a basket can store 9 DVDs, how many baskets does she need to store all her…

A: Given  Total number of DVD Noelle has=75 capacity of basket =9 DVD

Q: There were 256 farmers in the county 30 years ago. Five eighths of those farmers have changed…

A: Total farmers = 256  Farmers changed Occupation = (5/8) of 256

Q: a landscaper needs 550 flower plants for a landscaping project. if a local garden center sells flats…

A:

Q: For three days in a row,volunyeers picked up trash on a particular beach. They picked up a total of…

A:

Q: Steve and Nicole entered a double-decker bus in London on which there were 5/8 as many men as women.…

A: Given information:Steve and Nicole entered a double-decker bus in London on which there were 5/8 as…

Q: Last month, Jonah sent sixteen more than onethird the number of text messages that his frieno Connor…

A: NOTE: Refresh your page if you can't see any equations. . x=number of messages sent by Connor…

Q: A high school principle plans to visit classrooms of 5 teachers in one day. If there are 32 teachers…

A: The formula for combination is nCr = n! / [r! (n – r)!] = [n (n – 1) … (n – r + 1)] / r!.…

Contingency Table

A contingency table can be defined as the visual representation of the relationship between two or more categorical variables that can be evaluated and registered. It is a categorical version of the scatterplot, which is used to investigate the linear relationship between two variables. A contingency table is indeed a type of frequency distribution table that displays two variables at the same time.

Binomial Distribution

Binomial is an algebraic expression of the sum or the difference of two terms. Before knowing about binomial distribution, we must know about the binomial theorem.