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Percentages Algebra 2 Statistics

05/16/20

The scores on a test are normally distributed with a mean of 80 and a standard deviation of 5. Twelve students had test scores between 80 and 90. Estimate the number of students who took the test.

The score range is between 0 to 100.

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Answers •1

Percentages Accounting Finance Maths

01/10/20

Averaging percentages

How do you find the average for 3 percentages?

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Answers •2

Percentages Algebra Ratios Mixtures

01/03/20

How to change mixture for a solution with a given ratio?

I have a mixture with 70% of one composite element and 30% of another composite element. I want to change the mixture to 50%/50% and the total weight to be 1kg or 1,000g.How much of the 30%... more

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Percentages Algebra Word Problem

10/23/19

An international company has 21,400 employees in one country. If this represents 23.7% of the country, how many employees does it have in total?

ROUND YOUR ANSWER TO THE NEAREST WHOLE NUMBER

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Answers •1

Percentages Math Prealgebra

09/27/19

Help me settle an argument

If I loan my friend 26 cents and he uses that 26 cents to buy a 10,000 yacht, how much of that yacht will I own?

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Answers •1

Percentages Math Numbers Middle School

09/12/19

What is 128.1 as a percentage of 91.5.

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Percentages Chemistry Geology

07/13/19

Rock age by finding using elements and percentages

Certain element has a half life of 2.5 billion years..15% of the original element remains. The other 85% decayed into lead. How old is the rock? Analysis of another rock shows that it contains 65%... more

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Percentages Math Precalculus Algebra

07/13/19

How to determine interest and payment sizes?

Jennifer borrowed $3000 from the bank in order to buy a new jacuzzi. She will pay it off by equal payments at the end of each week for 4 years. The annual interest rate is 8.05%. Determine the... more

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Percentages Algebra 1 Division

06/12/19

Any reason to use division while finding a percentage?

6960.66 + 4% = 7,239.09I was told this is wrong and I should have done the math like this:6960.66 divided by .96 = 7250.68Why is this? Is the person who is telling me this wrong? I've never... more

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Percentages Prealgebra Finance

05/27/19

A salesperson is paid $380 per week plus a 2.2% commission. What is the person's sales total if the gross pay for a given week is $1,395?

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Percentages Prealgebra

05/26/19

Word problem on money, percentages and tax

Hi can you help me solve this question? It goes like this I think I'm not fully sure thoughA man imports models from china it costs him $5.95 per model, he also has to pay 5% tax per import. He... more

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Percentages Elementary Math

05/24/19

Working out different day rates?

If I have a pot of money worth £110,000 how do I work out the exact cost of:7 full day rates28 days charged at 50% of a full day rate 12 days charged at 25% of a full day rate

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Percentages Math

05/14/19

A skateboard costs $45, there is a 15% discount and a 7% sales tax. What is the new price of the skateboard?

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Percentages Prealgebra Maths

05/13/19

Percentages question that I am stuck on

One day at a school 70% of the students wore a polo shirt. 80% of the students wearing polo shirts were boys.What percentage of the students were boys who wore polo shirts?

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Answers •1

Percentages Prealgebra

04/04/19

A couch was bought at a wholesale price of $113.00 and Jessica's Furniture Store marks up all furniture by 45%, percent.At what price should the manager sell the couch?

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Answers •1

Percentages Algebra 1

04/03/19

Percentages/Conversion

A video merchant sold 24 cases of tapes, which was 20% of what he had left. What percent of tapes did he sell?

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Percentages Math Psat

04/02/19

PSAT question ( help please)

last week benjamin spent $82.80 on groceries and $132.48 on bills. The amount he spent on groceries was %15 of his paycheck , What percent of his paycheck did benjamin spend on bills?I need to know... more

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Percentages Chemistry

04/01/19

An alloy of brass is composed of 84.6% copper, 5.20% tin, 6.70% lead, and zinc. The number of pounds of zinc required to make 520.0 pounds of alloy is "_____"

Obviously this is a homework question for my trade school. What I don't get about this is the wording. The zinc equals 3.5% of an alloy from what I put together. I don't understand though. Do these... more

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Percentages Gre Gre Exam

03/27/19

Percentage evaulation Queestion from GRE?

A question from GRE book says: A candidate who gets 30 percent marks in an examination fails by 30 marks,but another candidate who gets 42 percent marks get 42 more marks than necessary for... more

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Percentages

03/11/19

I need to work deduct 7.5% from a figure and then 19% of the resulting figure, is there one calculation I can do to get the final answer?

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Answers •1

Percentages Math Prealgebra

03/04/19

Help me work out my grade

For one of my university essays, I scored 57/100. That essay was worth 30%.After that, I did an exam that was also out of 100 and made up the remaining 70% of my overall grade.However, I did not... more

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Percentages Prealgebra

02/25/19

If I have a 86.96 percent on class .I fail the midterm worth 15% of my grade how far will it bring my grade down.?

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Percentages Prealgebra

02/19/19

The price of an item was $180. Today the price rose to $261. What’s the percentage increase

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Percentages Elementary Math

02/15/19

Barney went to Marshall’s and there was a Buy One, Get One 50% Off sale. He bought two sweaters that were originally $40 each. How much did he pay TOTAL?

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Percentages Prealgebra

02/10/19

There are elephants in a herd. The two lightest weight are 25% of the total weight. And the three heaviest weight 60% of the total weight. How many elephants were there?

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Answers •1

Percentages

The scores on a test are normally distributed with a mean of 80 and a standard deviation of 5. Twelve students had test scores between 80 and 90. Estimate the number of students who took the test.

Averaging percentages

How to change mixture for a solution with a given ratio?

An international company has 21,400 employees in one country. If this represents 23.7% of the country, how many employees does it have in total?

Help me settle an argument

What is 128.1 as a percentage of 91.5.

Rock age by finding using elements and percentages

How to determine interest and payment sizes?

Any reason to use division while finding a percentage?

A salesperson is paid $380 per week plus a 2.2% commission. What is the person's sales total if the gross pay for a given week is $1,395?

Word problem on money, percentages and tax

Working out different day rates?

A skateboard costs $45, there is a 15% discount and a 7% sales tax. What is the new price of the skateboard?

Percentages question that I am stuck on

A couch was bought at a wholesale price of $113.00 and Jessica's Furniture Store marks up all furniture by 45%, percent.At what price should the manager sell the couch?

Percentages/Conversion

PSAT question ( help please)

An alloy of brass is composed of 84.6% copper, 5.20% tin, 6.70% lead, and zinc. The number of pounds of zinc required to make 520.0 pounds of alloy is "_____"

Percentage evaulation Queestion from GRE?

I need to work deduct 7.5% from a figure and then 19% of the resulting figure, is there one calculation I can do to get the final answer?

Help me work out my grade

If I have a 86.96 percent on class .I fail the midterm worth 15% of my grade how far will it bring my grade down.?

The price of an item was $180. Today the price rose to $261. What’s the percentage increase

Barney went to Marshall’s and there was a Buy One, Get One 50% Off sale. He bought two sweaters that were originally $40 each. How much did he pay TOTAL?

There are elephants in a herd. The two lightest weight are 25% of the total weight. And the three heaviest weight 60% of the total weight. How many elephants were there?

Still looking for help? Get the right answer, fast.

OR

RELATED TOPICS

RELATED QUESTIONS

In a standard normal model, what value of z cuts off the lowest 12%?

you gave 3/20 of your money to your little brother for a toy then it shows one of those things where its 100 little squares what do i do

Find the cost of the stereo before tax.

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The scores on a test are normally distributed with a mean of 80 and a standard deviation of 5. Twelve students had test scores between 80 and 90. Estimate the number of students who took the test.

Averaging percentages

How to change mixture for a solution with a given ratio?

An international company has 21,400 employees in one country. If this represents 23.7% of the country, how many employees does it have in total?

Help me settle an argument

What is 128.1 as a percentage of 91.5.

Rock age by finding using elements and percentages

How to determine interest and payment sizes?

Any reason to use division while finding a percentage?

A salesperson is paid $380 per week plus a 2.2% commission. What is the person's sales total if the gross pay for a given week is $1,395?

Word problem on money, percentages and tax

Working out different day rates?

A skateboard costs $45, there is a 15% discount and a 7% sales tax. What is the new price of the skateboard?

Percentages question that I am stuck on

A couch was bought at a wholesale price of $113.00 and Jessica's Furniture Store marks up all furniture by 45%, percent.At what price should the manager sell the couch?

Percentages/Conversion

PSAT question ( help please)

An alloy of brass is composed of 84.6% copper, 5.20% tin, 6.70% lead, and zinc. The number of pounds of zinc required to make 520.0 pounds of alloy is "_____"

Percentage evaulation Queestion from GRE?

I need to work deduct 7.5% from a figure and then 19% of the resulting figure, is there one calculation I can do to get the final answer?

Help me work out my grade

If I have a 86.96 percent on class .I fail the midterm worth 15% of my grade how far will it bring my grade down.?

The price of an item was $180. Today the price rose to $261. What’s the percentage increase

Barney went to Marshall’s and there was a Buy One, Get One 50% Off sale. He bought two sweaters that were originally $40 each. How much did he pay TOTAL?

There are elephants in a herd. The two lightest weight are 25% of the total weight. And the three heaviest weight 60% of the total weight. How many elephants were there?

Still looking for help? Get the right answer, fast.

OR

RELATED TOPICS

RELATED QUESTIONS

In a standard normal model, what value of z cuts off the lowest 12%?

you gave 3/20 of your money to your little brother for a toy then it shows one of those things where its 100 little squares what do i do

Find the cost of the stereo before tax.

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