percentage

  1. math_celebrity

    In a theatre audience of 500 people, 80 percent were adults. How many children were in the audience

    In a theatre audience of 500 people, 80 percent were adults. How many children were in the audience? If 80% were adults, this means 100% - 80% = 20% were children. We type the expression 20% of 500 into our search engine and get 100 children
  2. math_celebrity

    In 1 year, a baseball player got 195 hits in 600 times. What is his batting average?

    In 1 year, a baseball player got 195 hits in 600 times. What is his batting average? Batting Average = Hits / Times at Bat Batting Average = 195 / 600 Batting Average = 0.327
  3. math_celebrity

    Of the worlds 7.5 billion people, 1.2 billion people live on less than 4 per day. Calculate the perc

    Of the worlds 7.5 billion people, 1.2 billion people live on less than 4 per day. Calculate the percent of the worlds population who lives on less than 4 per day? We want the percentage 1.2/7.5. Type this fraction into our search engine, choose percentage, and we get: 16%
  4. math_celebrity

    Is 20% equivalent to 2/5?

    Is 20% equivalent to 2/5? Let's compare fractions to fractions: 20% equals 1/5 from our percentage-decimal-fraction calculator. 1/5 < 2/5 so these fractions are not equivalent.
  5. math_celebrity

    Ali needs to make a total of 90 deliveries this week. So far he has completed 72 of them. What perce

    Ali needs to make a total of 90 deliveries this week. So far he has completed 72 of them. What percentage of his total deliveries has Ali completed Enter 72/90 into our search engine and choose the percentage option and we get 80%.
  6. math_celebrity

    Kimberly is taking three online classes during the summer. She spends 10 hours each week studying fo

    Kimberly is taking three online classes during the summer. She spends 10 hours each week studying for her marketing class, 12 hours studying for her statistics class, and 8 hours studying for her business law class. What percent of her study time does she spend for her statistics class? The...
  7. math_celebrity

    In the past year, Yoko watched 76 movies that she thought were very good. She watched 80 movies ove

    In the past year, Yoko watched 76 movies that she thought were very good. She watched 80 movies over the whole year. Of the movies she watched, what percentage did she think were very good? Enter 76/80 into our search engine to get 95%.
  8. math_celebrity

    the price of a remote control helicopeter is $34.40. a remote control boat costs 4/5 the price of th

    the price of a remote control helicopter is $34.40. a remote control boat costs 4/5 the price of the helicopter. sales tax on the remote control boat is 8%.what is the price of the remote control boat, including sales tax? round your answer to the nearest penny 4/5 of 34.40 = $27.52 Add sales...
  9. math_celebrity

    In a newspaper, it was reported that yearly robberies in Springfield were up 34% to 134 in 2011 from

    In a newspaper, it was reported that yearly robberies in Springfield were up 34% to 134 in 2011 from 2010. How many robberies were there in Springfield in 2010? 2010 robberies = 2011 robberies / 1.34 2010 robberies = 134 / 1.34 2010 robberies = 100
  10. math_celebrity

    A woman earns $2400 per month and budgets $480 per month for food. What percent of her monthly incom

    A woman earns $2400 per month and budgets $480 per month for food. What percent of her monthly income is spent on food? 480/2400 using our percentage calculator is 20%.
  11. math_celebrity

    A plain chocolate bar weights 40 grams. It contains 12 grams of fat. A milk chocolate bar is 30 gram

    A plain chocolate bar weights 40 grams. It contains 12 grams of fat. A milk chocolate bar is 30 grams. It contains 10 grams of fat. Which chocolate bar has the highest proportion of fat? Calculate the proportion of fat grams for each chocolate bar: Plain chocolate: 12/40 = 3/10 = 30% Milk...
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    Of the 800 students of a school, 600 have traveled. What percentage of the students went on a trip?

    Of the 800 students of a school, 600 have traveled. What percentage of the students went on a trip? Our percentage is found as 600/800. Simplifying by dividing top and bottom by 100, we have: 6/8 Divide top and bottom by 2, we get: 3/4 or 75% You can also type in the search engine: 600/800...
  13. math_celebrity

    A national political party has a budget of $30,000,000 to spend on the inauguration of the new presi

    A national political party has a budget of $30,000,000 to spend on the inauguration of the new president. 16% of the costs will be paid to personnel, 12% of the costs will go toward food, and 10% will go to decorations. How much money will go for personnel, food, and decorations? Personnel...
  14. math_celebrity

    A recent survey showed that 44% of recent college graduates named flexible hours as their most desir

    A recent survey showed that 44% of recent college graduates named flexible hours as their most desire employment benefit. In a graduating class of 870 college students, how many would you expect to rank flexible hours as their top priority in job benefits? Using our percentage calculator, 44%...
  15. math_celebrity

    A house has 8 rooms one quarter of the rooms are bedrooms how many of the rooms are bedrooms

    A house has 8 rooms one quarter of the rooms are bedrooms how many of the rooms are bedrooms 1/4 * 8 = 8/4 = 2 rooms are bedrooms
  16. math_celebrity

    Ali spent $60 at the grocery store. Of this amount, he spent $51 on fruit. What percentage of the to

    Ali spent $60 at the grocery store. Of this amount, he spent $51 on fruit. What percentage of the total did he spend on fruit? 51/60 = 0.85 Multiply 0.85 by 100 to get the percentage 0.85 * 100 = 85%
  17. math_celebrity

    Shalini gave 0.4 of her plums to her brother and 20% to her sister. She kept 16 for herself. How man

    Shalini gave 0.4 of her plums to her brother and 20% to her sister. She kept 16 for herself. How many plums did she have first? Let's convert everything to decimals. 20% = 0.2 So Shalini gave 0.4 + 0.2 = 0.6 of the plums away. Which means she has 1 = 0.6 = 0.4 or 40% left over. 40% represents...
  18. math_celebrity

    A baseball player gets 12 hits in 40 at bats. What percent are hits, and what percent are not hits?

    A baseball player gets 12 hits in 40 at bats. What percent are hits, and what percent are not hits? Percent Hits = 12/40 Using our percent calculator, we get 30% Since you either get a hit or you don't, we subtract 30% from 100% to find the percent of not hits: Percent Not Hits = 100 - 30% = 70%
  19. math_celebrity

    students at East Central High School earned $384 selling car washes. They want to make $2690 for a c

    Students at East Central High School earned $384 selling car washes. They want to make $2690 for a club trip. What percent of their goal has been reached? 384/2690 = 14.28% using our percentage-decimal calculator
  20. math_celebrity

    In 2000 a company increased its workforce by 50%. In 2001 it decreased its workforce by 50%. How doe

    In 2000 a company increased its workforce by 50%. In 2001 it decreased its workforce by 50%. How does the size of its workforce at the end of 2001 compare with the size of the workforce at the beginning of 2000? Let w be the size of the workforce before any changes. We have: w(2000) = w(1999)...
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