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Percentages, Fractions, and Decimal Values

Percentages are defined as a fraction or portion of a whole. Generally percentages deal with an amount out of one hundred but can be used in sales, economics, and science. If you've walked into any store you're sure to find something marked a certain percent off. Fractions are not whole numbers with a numerator over a denominator. Usually the numerator and denominator are expressed as integers. There are four types of fractions: simple fractions, complex fractions, mixed fractions, and improper fractions. Decimals are also not integers. They are expressed often like 0.34 and are often rounded off since some go for too long. Both decimals and fractions are also used to convert to percentages.

86,251 Questions

What happens when your heart functions at 45 percent?

When your heart functions at 45 percent, it typically indicates a reduced ejection fraction, suggesting heart failure or significant cardiac dysfunction. This can lead to symptoms such as fatigue, shortness of breath, swelling in the legs, and decreased exercise tolerance. The heart struggles to pump enough blood to meet the body's needs, which can result in fluid buildup and other complications. It's crucial to seek medical attention to assess and manage the condition effectively.

What is 30 and 18 over 24 simplified?

To simplify the fraction 30 and 18 over 24, first express it as ( \frac{30 + 18}{24} ), which becomes ( \frac{48}{24} ). Dividing both the numerator and denominator by their greatest common divisor, which is 24, gives ( \frac{2}{1} ) or simply 2.

How do you change 0.15 into a percentage?

To convert 0.15 into a percentage, multiply it by 100. This gives you 15.0. Therefore, 0.15 as a percentage is 15%.

What digit is in the hundredths column of 81.49?

In the number 81.49, the digit in the hundredths column is 9. The hundredths column is the second digit to the right of the decimal point. Therefore, in this case, 81.49 has 4 in the tenths column and 9 in the hundredths column.

What is five over twenty five simplified?

Five over twenty-five simplified is one-fifth, or 1/5. This is done by dividing both the numerator (5) and the denominator (25) by their greatest common divisor, which is 5. Therefore, 5 ÷ 5 equals 1, and 25 ÷ 5 equals 5, resulting in 1/5.

Is a 97 percent an A plus?

Yes, a 97 percent is typically considered an A plus in most grading systems. An A plus usually represents a score of 90 percent or higher, with some institutions specifying that an A plus begins at 97 percent. However, grading scales can vary by school or institution, so it's always best to check specific grading policies.

How much would 20 percent of salt be in a gallon of water be?

To find 20 percent of a gallon of water, first note that a gallon is equivalent to 128 fluid ounces. Twenty percent of 128 ounces is 25.6 ounces. Therefore, if you were to make a 20 percent salt solution in a gallon of water, you would need to add 25.6 ounces of salt.

How much percent will needed in class 12 for mbbs?

To pursue a Bachelor of Medicine, Bachelor of Surgery (MBBS) in India, students typically need to score at least 50% in their Class 12 board exams, along with qualifying in the National Eligibility cum Entrance Test (NEET). However, the percentage may vary slightly based on specific state or college requirements. Additionally, reserved category students often have a lower percentage requirement, such as 40%. It's essential to check the specific admission criteria for the institutions of interest.

Can any drug have more than 100 percent bioavailability?

No, a drug cannot have more than 100 percent bioavailability. Bioavailability is defined as the fraction of an administered dose that reaches the systemic circulation in an unchanged form, and it is expressed as a percentage. Since it measures the extent to which a drug is absorbed and available for action in the body, it is inherently limited to a maximum of 100 percent, representing complete absorption.

What does 0.94 equals as a fraction?

The decimal 0.94 can be expressed as the fraction 94/100. This fraction can be simplified by dividing both the numerator and denominator by their greatest common divisor, which is 2, resulting in 47/50. Thus, 0.94 equals 47/50 as a simplified fraction.

What is 247.25 as a fraction?

To convert 247.25 to a fraction, first separate the whole number and the decimal. The whole number is 247, and the decimal 0.25 can be expressed as ( \frac{25}{100} ), which simplifies to ( \frac{1}{4} ). Therefore, 247.25 can be written as ( 247 \frac{1}{4} ) or as an improper fraction, ( \frac{989}{4} ).

How do you complete level 22 on 100 exits?

To complete level 22 in 100 Exits, first tap the door to reveal the puzzle. You'll need to interact with various objects in the room to find the key. Look for any hidden items or clues that might help you unlock the door, such as moving items or tapping on certain areas. Once you find the key, use it to exit the level.

What digit is in the tenths in the number 14.38?

In the number 14.38, the tenths place is occupied by the digit immediately to the right of the decimal point. Therefore, the digit in the tenths place is 3.

What is a 13 in percentage?

To express 13 as a percentage, you would divide 13 by the total value you are comparing it to and then multiply by 100. For example, if you're comparing 13 to 100, it would be 13%. However, without a specific total value, 13 is just 13 out of that total number.

What is 4 tenths less than 9.886?

To find 4 tenths less than 9.886, first convert 4 tenths to a decimal, which is 0.4. Then, subtract 0.4 from 9.886:

9.886 - 0.4 = 9.486.

Therefore, 4 tenths less than 9.886 is 9.486.

What is 6 over 126 simplified?

To simplify the fraction ( \frac{6}{126} ), divide both the numerator and the denominator by their greatest common divisor, which is 6. This gives you ( \frac{6 \div 6}{126 \div 6} = \frac{1}{21} ). Therefore, ( \frac{6}{126} ) simplified is ( \frac{1}{21} ).

How do you write 41p as a vulgar fraction of a 1?

To express (41p) as a vulgar fraction of 1, you can write it as (\frac{41p}{1}). This indicates that (41p) is equivalent to (41p) parts of a whole, where the whole is represented by 1. Thus, (41p) can be viewed as a fraction where the numerator is (41p) and the denominator is 1.

What is the correct number of decimal places for 4.392g plus 102.40g plus 2.51g?

When adding these measurements, the result should be reported to the least number of decimal places in the measurements. The values 4.392g and 2.51g have three and two decimal places, respectively, while 102.40g has two decimal places. Therefore, the sum should be rounded to two decimal places, resulting in a final answer of 109.33g.

What is the equivalent decimal for 0.060?

The equivalent decimal for 0.060 is 0.06. The trailing zero does not change the value of the decimal; it simply indicates precision in measurement. Thus, both 0.060 and 0.06 represent the same quantity.

What fraction of 1litre is 125ml?

1 litre = 1000mL

Hence 125 ml as a fraction is

125/1000

Cancel down by '25'

5/40

Cancel down by '5'

1/8

Hence 125 mL is 1/8 ( one eighth) of 1 litre.