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Percentage Chemistry Percents Mixture Problems

09/17/14

I am lost, please help me.

A chemist has 4 L of a solution that contains 0.36 L of acetic acid. The chemist needs to prepare 6 L of a solution with the same percent concentration of acetic acid. How much acidic acid must the... more

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Percentage Word Problems Percents Mixture Problems

09/17/14

if it is pure alcohol then, it should be 100 percent?

A druggist mixed 100 cc (cubic centimeters) of a 15 % alcohol solution with 50 cc of pure alcohol. Find the percent concentration of the resulting mixture. Round to the nearest tenth of a... more

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Percentage Word Problem Percents Mixture Problems

09/17/14

How much water must be evaporated from 10 gal of a 12% sugar solution in order to obtain a 15% sugar solution?

I don't understand the water part.

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Percentage Quantity Mixtures Amount Invested

09/17/14

what is the percent concentration of the resulting mixture? Round to the nearest tenth of a percent.

A student mixed 50ml of a 3% hydrogen peroxide solution with 30 ml of a 12% hydrogen peroxide solution. Find the percent concentration of the resulting mixture. Round to the nearest tenth of a... more

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Percentage Percents Mixture Problems

09/17/14

How many pounds of each should be mixed to make 80 lb of hamburger of hamburger that is 17% fat?

A butcher has some hamburger that is 20% fat and some hamburger that is 12% fat.

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Percentage

09/15/14

percent word problem

In order to avoid a training violation, 85% of your district's employees must complete diversity training by the end of the week. You have 142 employees at your branch and 91 have currently... more

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Percentage Interest Rates Money Investment

09/14/14

Investment Problems, How do you solve the problem below?

Orlando, a financial planner, recommended that 25% of a client's investment be placed in a 4% annual simple interest tax-free account, that 40% be placed in 6% certificates of deposit, and that the... more

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Percentage Percentage Changes

09/14/14

Percentage changes

Jack sold two used cars for 60'000 SEK each.He made a 20% profit on the first one, but a 20% loss on the second one.Did he make a profit or a loss with the business?

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Percentage

09/12/14

Percentage amounts

22 employees in 4 groups. Group1 4 employees, Group 2 15 employees, Group3 2 employees, Group4 1 employee. What is the percentage of each group at 625?

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Percentage

09/06/14

In the description

Cuboid - height = 20cm, width = 40cm, length = 50cm a) Work out total surface area of the cuboid. b) Each measurement is increased by 10%. Calculate the new total surface area of the... more

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Percentage

09/06/14

question in description

A triangle has base 16 cm and height 9 cm. Calculate the percentage increase in the area of the triangle if the base is increased by 15% and height is increased by 6%.

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Percentage

09/05/14

Question is in the description.

Rory buys 80 cauliflowers for 55p each and sells them for a total of £60. He also buys 75 cabbages at 45p each and sells 60 of them at 95p each. He has to throw away the remaining cabbages.... more

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Percentage

09/02/14

This category is solving word problems with percent.

The number of industrial accidents this mouth fell to 961 accidents from 1197 accidents last month. Find the percent of decrease.

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Percentage

08/29/14

deon sold a house for a 24% profit. HE sold the house for $260400. What was the original sale price

It is a percentage question. Can not figure it out.

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Percentage

08/06/14

2.2 A trader made a profit of 331 3% on merchandise that he sold for R9000. Calculate the original total price of the goods. (4) [

A trader made a profit of 3313% on merchandise that he sold for R9000. Calculate the originaltotal price of the goods.

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Percentage

07/31/14

I have 50 questions and have 7 errors. What would the percentage be?

I am doing auditing and have a member that did 50 transactions. Out of the 50 transactions she had 7 wrong. What would the percentage be?

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Percentage

07/04/14

forty-five percent of what number is 50

it equals a number that I need help finding

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Percentage

05/30/14

My mom is 85 and I'm 58. 85 backwards is 58. What's the odds of that happening when both are still living?

Need to know the odds when both are living

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Percentage

05/26/14

A number is decreased by 60% to 288. What is the original amount?

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Percentage

05/26/14

A number increased from 140 to 224. Find the percent of increase

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Percentage

05/26/14

What percent of 20 is 5?

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Percentage Statistics Normal Distribution

05/14/14

Percentage question

Assume that red blood cell counts of women are normally distributed with a mean of 4.577 and a standard deviation of 0.382. What percentage of women have red blood cell counts in the normal range... more

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Percentage Algebra 1 Word Problem Algebra Help

05/10/14

Grade problem

The percentage score on a test varies directly as the number of correct responses. Ted answered 44 questions correctly and earned a score of 55%. What would Ted’s percentage score have been if he... more

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Percentage Math Statistics Proportions

04/09/14

I need an example of a Study that is Concluding in a Proportion or a Percentage?

All I need is an example.

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Percentage Math Answers

04/02/14

Sam has a savings account that increased in value over a twelve month period from $8,765.00 to $9,006.04.What annual percent interest did he receive?

I need help on how to work this problem out

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I am lost, please help me.

if it is pure alcohol then, it should be 100 percent?

How much water must be evaporated from 10 gal of a 12% sugar solution in order to obtain a 15% sugar solution?

what is the percent concentration of the resulting mixture? Round to the nearest tenth of a percent.

How many pounds of each should be mixed to make 80 lb of hamburger of hamburger that is 17% fat?

percent word problem

Investment Problems, How do you solve the problem below?

Percentage changes

Percentage amounts

In the description

question in description

Question is in the description.

This category is solving word problems with percent.

deon sold a house for a 24% profit. HE sold the house for $260400. What was the original sale price

2.2 A trader made a profit of 331 3% on merchandise that he sold for R9000. Calculate the original total price of the goods. (4) [

I have 50 questions and have 7 errors. What would the percentage be?

forty-five percent of what number is 50

My mom is 85 and I'm 58. 85 backwards is 58. What's the odds of that happening when both are still living?

A number is decreased by 60% to 288. What is the original amount?

A number increased from 140 to 224. Find the percent of increase

What percent of 20 is 5?

Percentage question

Grade problem

I need an example of a Study that is Concluding in a Proportion or a Percentage?

Sam has a savings account that increased in value over a twelve month period from $8,765.00 to $9,006.04.What annual percent interest did he receive?

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