79 Answered Questions for the topic Average

Average Linear Equations

07/15/21

#### Going into the final exam, which will count as two tests, Brooke has test scores of 75,86,74,65 and 96. What score does Brooke need on the final in order to have an average score of 80?

05/04/21

#### There are 16 Students in a class

There are 16 students in a class and two people missed a recent quiz. The class average before the two absent students made up the quiz was 92%. When the two students made up the quiz, one earned a...
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06/12/20

#### Intro to statistics

Suppose we want to estimate the average IQ score for the population of statistics students. What is the minimum number of statistics students that must be randomly selected for IQ tests if we want...
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Average Test Grade

12/05/19

#### What is my current average of my test scores for my final grade

if two tests are worth 50% of your final grade and each test is 25% and you score a 60% on one test and 70% on the second what % would i get of that 50%

Average Algebra 2

07/03/19

#### If the average of five number is -20 and the sum of three number is 32 then what the average of two numbers?

05/19/19

#### Problem from the chapter named Average

The mean of the 5 smallest numbers from a group is 15 while the mean of all the numbers of the group taken together is 17.If the mean of the numbers leaving the smallest five oi is 18.25.How many...
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#### Why is the average rate isn't the average of the two rates given for the two legs of the journey?

If an object moves the same distance twice, but at different rates, then the average rate will never be an average of the two rates given for the two legs of the journey. Why is that so?

Average Prealgebra

03/09/19

#### Averages of viewership

If I have .6 average viewers per hour, and have streamed for 12 hours. How many hours would I need to stream with an average of 4 viewers to average 3 per hour?

Average Algebra 1

02/19/19

#### Her fastest time was 51.3 and her slowest time was 56.4. If her average was 53.4, what was her third time?

Her fastest time was 51.3 and her slowest time was 56.4. If her average was 53.4, what was her third time?

Average Prealgebra

02/11/19

#### The average scored by lara in 4 innings was 35.which of these could not be one of his scored? 130, 135, 140, 145.

#### If a ball is thrown straight up into the air with an initial velocity of 60 ft/s...?

If a ball is thrown straight up into the air with an initial velocity of 60 ft/s, its height in feet after t seconds is given by y=60t−16t^2. Find the average velocity for the time period beginning...
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Average

09/03/18

#### The average questions

The average salary of teachers of a school is Rs 3000. when salary of 2 more teachers is included, the average salary reduce by rs 100 and the total salary increased by rs 4000. now, find the...
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Average

08/14/18

#### three of the four numbers have a sum of 22. if the average of the four numbers is 8, what is the fourth number?

three of the four numbers have a sum of 22. if the average of the four numbers is 8, what is the fourth number?

#### Is this question is a combination or a permutations? and how to solve it step by step ?

How many licence plates of three symbols (letters and digits) can be made using at least one letter in each?

07/19/18

#### Average Speed

An automobile traveled 7 hours at an average speed of 50 miles per hour. It averaged only 40 miles per hour on the return trip. The average speed per hour, to the nearest mile, for the round trip...
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Average

06/10/18

#### The average of 7 numbers is 42. The last two numbers is 37 and 32. Find the average of the five numbers

Average of 7 numbers = 42
Last 2 numbers 37 and 32

Average

06/03/18

#### We would like to know: "What is the average price of a house in Franklin County, OH? "

We would like to know: "What is the average price of a house in Franklin County, OH? "We took a random sample of 100 houses in this county, and found the average to be $120,128 with a population...
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Average

05/31/18

#### I want to calculate the average score of the coffee shop from a survey result

A coffee shop has given a survey to his 100 customers and the scores were recorded below. What is the average score for the coffee shop?
Score Number of customers0 04 1 ...
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05/22/18

#### How do I calculate the average volume of my titration?

When doing a titration, my results were 12.85, 12.87, 12.93. How do I average this? Do I use the two closest to each other, the last two, or all three? My teacher required us to do a minimum of 3...
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05/19/18

#### Calculating weighted averages and totaling them?

I am trying to combine two different ratings, Google Reviews and Yelp reviews. If I have lets say - 2 Yelp Reviews - Averaging to 2 Stars 10 Google Reviews - Averaging to 4.5 Stars How would I be...
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Average

05/15/18

#### finding average

I need the find the average number of new business claims over 3 years. 2018 had 1000 claims and 250 of them are new business. 2017 had 1350 claims and 750 of them are new business. 2016 had 750...
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04/17/18

#### I literally copied and pasted the question because I have no idea what it is.

The running back for the Bulldogs football team carried the ball 7 times for a total loss of 8 34 yards. Find the average change in field position on each run. Enter the average change as a...
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04/12/18

#### How many did Ellen win?

Ellen and Janet together won 32 tennis games. Janet won 6 more than Ellen.

Average

01/25/18

#### Three 100 point tests, scored 83,89,92 on them. What range of scores on the fourth test be for an average of 90 on all 4 tests?

If Briann took three 100 point tests and scored 83, 89, and 92 on them, what range of scores on the 4th test would give her an average of at least 90 on the 4 tests?

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