Carlos surveyed 50 students about their favourite subjects in school. He recorded his results. Favourite Subject Number of Students mathematics 18 science 15 neither mathematics nor 20 science

Q: Natasha must take five exams in a math class. If her scores on the first four exams are 71, 69, 88,…

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Q: After a school field trip, Ben surveyed some Complete the table. Preferred Animal at a Zoo Grade…

A: We need to add the values row wise and column wise to get the totals as shown below

Q: Jane has earned a 91, 85, and 84 on her first three quizzes of the semester. If she hopes to have an…

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Q: Six of the sports teams from Campbell High School decided to raise funds to buy new sports…

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Q: How many does each friend receive?

A: Since , the Michael has a collection  of 2156 sports cards. He decides to give away 1075 cards by…

Q: For a Saturday matinee, adult tickets cost $6.50 and kids under of $470, how many of the tickets…

A: 60 adult tickets and 20 kid tickets.

Q: families

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Q: Ray scored 75 marks for his first math test. His math score increased by 20% on his second math…

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Q: The Bike Shop sells bicycles and tricycles and often has a selection of them sitting outside for…

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Q: Andy has 62 marbles. He would like to give an equal number of marbles to each of the eight other…

A: We need to divide 62 by 8. Dividing 62 by 8 we get 7 as quotient and 4 as reminder. 62=(7×8)+4

Q: Raymond got an 85, 88, and 93 on his first three tests. What must he get on his fourth test so that…

A: Raymond got an 85, 88 and 93 on his first three tests. Suppose he scores x on his fourth test so…

Q: Sharon's phone is calling for donations of used clothing and household items to charities. She knows…

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Q: Find a. the amount of mark-up and b. the list price: The Auto Resale Store bought Pablo’s Toyota for…

A: The Auto Resale Store bought Pablo’s Toyota for $8,500 The store marked the price up 35%.

Q: Rose is trying to decide which outfit to wear to a party. Her choices are from 2 skirts, 3 shirts, 2…

A: From selection and arrangement we know that if you have n things and you have to select r things the…

Q: A concert manager counted 300 ticket receipts the day after a concert. The price for a student…

A: Given that A concert manager counted 300 tickets receipts the day after concert  The price for…

Q: Jay got 16 out of 40 questions correct on the test. How many more questions would he have to get…

A: Jay got 16 out of 40 questions correct on the test. To find how many more questions would he have to…

Q: In 2014, the median household income in Durham-Chapel Hill, NC was $50,504. If the median household…

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Q: he initials in green are the 35 students surveyed.

A: After considering the data from the 35 students the mean weekly income was calculated to be $350 per…

Q: Mr Han bought some pens. He gave 225 pens to Class 3A and 132 pens to 1 Class 3B. He gave of the…

A: Given that Mr. Han bought some pens . He gave 225 pens to class 3A and 132 pens to class 3B.He gave…

Q: Leonard gathered a certain number of tomatoes from their farm. He sold 3/5 of the tomatoes and gave…

A: Let Leonard gathered x number of mangoes from their farm. Now, he sold 35 of the mangoes. Now, he…

Q: THe average temperature in Hawaii last month was 77 degrees F. What is the equivalent Celsius…

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Q: a man bought 20 chocolates for ¥500. each toblerone is ¥30, cadbury is ¥15, and each kitkat is ¥5.…

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Q: Alyssa took a math test with 30 questions and she answered 25 questions correctly. In order to get…

A: First calculate the 90% of 30 questions. 90% of 30 = 90×30100                    = 27   So, to get…

Q: Janette gave 30% of her crystals to Ally. Janette had 420 crystals left. Ally had a total of 300…

A: Given : Janett gave 30% of his crystals to Ally. Janett had 420 crystals left Ally had a total of…

Q: he teacher gave an exam and found μ = 50 and σ = 8. She added 5 points to everyone’s score. What is…

A: Given: Population mean (μ) = 50 Population standard deviation (σ) = 8 Let X ~ N (50, 82) 5 points…

Q: Jeff wanted to double check the fuel economy rating for his car. He filled the car with gas, noting…

A: Average MPG is moles of car driven per gallon of gas.

Q: Jada has 7 pink roses and some white roses. She gives all of them away: 5 roses to each of her 3…

A: Solve for the no of white roses

Q: Victoria took a test and got 80% of the questions right. She answered 20 questions correctly. How…

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Q: Dalia buys 20 collectible gems per month. Grace sells 10 gems from her collection of 120 each month.…

A: Topic = Algebra

Q: Ian is making colorful friendship bracelets for 6 of his friends. He has all of the colors of thread…

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Q: SYLVIA SOLD 204 CHOCOLATE BARS FOR A STUDENT COUNCIL FUNDRAÍSER. SHE SOLD 16% OF ALL THE BARS SOLD…

A: total no.of bars sold = 1275   explanation is given in below step

Q: restaurant bill was 42.40 the tips was 0.15% off calculate the tip

A: Answer

Q: carpentry class wants to make $260 to donate to charity. They decide to sell birdhouses for $16…

A: A carpentry class wants to make $260 to donate to charity. They decide to sell birdhouses for $16…

Q: Rachel has 17 apples. She gives 9 to Sarah. How many apples does Rachel have now?

A: Given that Rachel has 17 apples. Rachel gives 9 apples to Sarah.

Q: about 53.6% of the students in the class got an A. a. If 15 students got an A, estimate the number…

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Q: There are 6 multiple choice questions in a test paper. Each question provides 4 answers for students…

A: Since you have asked multiple questions and first two are not of math questions, we will solve the…

Q: Owen made 60% of the shots he attempted during his hockey practice. He made 18 shots. How many shots…

A: Given problem Given that   Owen made 60% of the shots he attempted during his hockey practice. He…

Q: mika's test scores in her biology class are 78,93,62 and 87,what is the average of her test scores

A: Mika's test scores in her biology class are 78,93,62 and 87.

Q: and

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Q: lo get a B in math, Alexandria Pappas must average 80 on five tests. Scores on the first four tests…

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Q: Five friends played a board game. The table shows their scores at the end of the game. Scores Emily…

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Q: roland grades on his art project are 94 ,100,,86 and 88 what is average of roland grade

A: Given grades:

Q: Javier surveyed 60 students about their favourite subjects in school. Here are the results.…

A: It is given that  n(Mathematics) = 22 n(Science) = 16 n(neither Mathematics nor Science) = 25

Q: Mrs. McCallister has 63 star stickers left at the end of the year. She shares these remaining star…

A: It is simple calculation .

Q: In November 2010 the average cost of 5 gallons of regular unleaded gasoline in the United States was…

A: Given. In November 2010 the average cost of 5 gallons of regular gasoline was 14.4 6v need to find…

Q: Emily made 75% of the baskets that she attempted if she hasd made 9 baskets how many attempts did…

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Q: bought a bag of apples. I kept half of them for myself. I gave the rest to 3 friends. Each friend…

A: Subtraction property of equality: a=b⇔a-c=b-c Multiplication property of equality: a=b⇔ka=kb Where…

Q: Ana writes test to upgrade her level. The test has 25 questions for a total score of 150 points.…

A: How many multiple choice questions and descriptive type questions are there in the test?