379 Answered Questions for the topic Percentages

Percentages Math

6d

Esteban has a big jar of change in his room. He has 600 coins total, and 240 of them are pennies. What percentage of the coins are pennies?
What percentage of the coins are pennies?
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6d

Vary invested for equal return quantity
I have $300,000 to disburse among 8 different stocks. The interest earned are 343%, 36%, 35%, 32%, 9%, 9%, 6% and 3%. The amount invested in each needs to be determined, which will vary in... more
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Percentages Fractions Decimals

10/18/21

Fair, or Not Fair, that is the Question?

 The Blackman Bears are competing in a grueling 12-mile relay race. Coach Thompson met with the four-member team and gave them the following instructions: Martin will run 25 % of the entire... more
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Percentages Math

06/24/21

What is 2 more than 20% of 80?
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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... more
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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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Percentages Accounting Finance Maths

01/10/20

Averaging percentages

How do you find the average for 3 percentages?
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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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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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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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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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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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