Konbersyon ng Bahagdan: Porsyento, Fraction, Ratio, at Decimal
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Questions and Answers

Paano maituturing ang isang porsyento?

  • Isang desimal na bilang
  • Isang uri ng ratio
  • Bahagi ng buo (correct)
  • Porsyento ay hindi may kahulugan
  • Paano maitatransporma ang 75% sa desimal na numero?

  • 0.057
  • 7.5
  • 75.0
  • 0.75 (correct)
  • Ano ang ratio kung ang porsyento ay nag-uumapaw mula 20% hanggang 80%?

  • 2:3
  • 1:4
  • 4:1 (correct)
  • 3:2
  • Ano ang katumbas na porsyento ng \(rac{3}{4}\)?

    <p>75%</p> Signup and view all the answers

    Paano ma-express ang ratio bilang porsyento kung ang ratio ay 2:5?

    <p>25%:75%</p> Signup and view all the answers

    Ano ang katumbas na desimal sa 85%?

    <p>.58</p> Signup and view all the answers

    What is the percent equivalent of the fraction $\frac{3}{8}$?

    <p>37.5%</p> Signup and view all the answers

    If the ratio of apples to oranges is 3:5, what percent of the total fruits are apples?

    <p>40%</p> Signup and view all the answers

    Which fraction is equivalent to 65%?

    <p>$\frac{65}{100}$</p> Signup and view all the answers

    What is the decimal equivalent of 12.5%?

    <p>0.125</p> Signup and view all the answers

    If 20% of a class failed a test, and the class has 30 students, what is the ratio of students who failed to those who passed?

    <p>1:4</p> Signup and view all the answers

    What percent of a $60 item is a 15% discount?

    <p>9%</p> Signup and view all the answers

    If a recipe calls for 75% of a cup of flour, what fraction of a cup is required?

    <p>$\frac{3}{4}$</p> Signup and view all the answers

    A store offers a 20% discount on all items. If an item originally costs $80, what is the discounted price?

    <p>$64</p> Signup and view all the answers

    What is the ratio of 35% to 70%?

    <p>1:2</p> Signup and view all the answers

    If a student scores 80% on a test with 50 questions, how many questions did they answer correctly?

    <p>40</p> Signup and view all the answers

    Study Notes

    Percent

    A percentage is a measure of one value relative to another. It represents part of a whole quantity, with the whole quantity being represented by 100%.

    Percent to Fractions

    To convert percent to a fraction, you follow these steps:

    1. Divide the number by 100.
    2. If the result has a decimal point, move the decimal point two places to the left. For example:
      • 50% = 0.5
      • 75% = 0.75
      • 90.67% = 0.9067

    Percent to Ratios

    Percent can also represent ratios when comparing values. For example, if something increases from 50% to 75%, it has doubled. This means there are twice as many units in the second quantity compared to the first. In this case, we can say that the ratio between the quantities is 2:1.

    Percent to Decimal Numbers

    Decimal numbers are any number to the right of the decimal point. They represent a portion of a whole. For example, 0.25 is a quarter of 1 unit, and 0.888 is 88.8% of 1 unit. To convert decimals to percentages, multiply them by 100 and append the % symbol.

    Fractions to Percent

    Convert a fraction to a percentage by dividing the numerator by the denominator and multiplying by 100. For example, (\frac{2}{5}) becomes (40%).

    Ratios to Percent

    Ratios can be converted into percentages by determining what proportion each part makes up of the whole. The sum of all parts must equal 100% if they represent different parts of the whole. However, the parts do not have to be equal. For example, if 2 out of every 5 people prefer beer over wine, then 40% of people prefer beer.

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    Description

    Matuto kung paano mag-convert ng mga porsyento papunta sa fractions, ratios, decimals, at kung paano i-convert ang fractions at ratios pabalik sa porsyento. Mahalaga ang pag-unawa sa mga konbersyon na ito sa iba't ibang sitwasyon.

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