There 14

There are 250 people in a museum.
2/5 of the 250 people are girls
3/10 of the 250 people are boys
The rest of the 250 people are adults
Work out the number of adults in the museum.

Correct answer:

a =  75

Step-by-step explanation:




Did you find an error or inaccuracy? Feel free to write us. Thank you!






avatar




Tips to related online calculators
Need help to calculate sum, simplify or multiply fractions? Try our fraction calculator.

You need to know the following knowledge to solve this word math problem:

Related math problems and questions:

  • Foot in bus
    havo It was 102 people on the bus. 28 girls had two dogs. A 11 girls had one dog. At the next stop seceded 5 dogs (even with their owners). They got two boys together with three dogs. The bus drove one driver. How many foot were in bus?
  • A bottle 2
    coins A bottle contain 255 coins 1/3 of the coins are £1 cons 110 of the coins are 50p coins the rest of the coins are 20p coins. What is the total value of the coins contained in the bottle.
  • There 11
    venn There are 50 pupil in the class. Out of of this number,1/10 speak French only and 4/5 of the 10 remainder speak both French and English . If the rest speak English only find the number of students who speak only English?
  • The ratio
    skola The ratio of girls to boys in Mrs. White's class is 3:2.  If there are 12 boys, how many girls are in the class room?
  • Pupils 7
    skola There are 40 pupils in a certain class. 3/5 of the class are boys. How many are girls?
  • Groups
    children2 In the 6th class there are 60 girls and 72 boys. We want to divide them into groups so that the number of girls and boys is the same. How many groups can you create? How many girls will be in the group?
  • Forty
    skola Forty five of the 80 students were girls. What is the ratio of girls to boys?
  • Flood water
    flooding Flood waters in some US village meant that the homes had to evacuate 252 people. 50 of them stayed at elementary schools, 61 them slept with their friends and others went to relatives. How many people have gone to relatives?
  • I think number
    hats I think number.When I add 841 to it and subtract 157, I get a number that is 22 greater than 996. What number I thinking?
  • Circus
    cirkus On the circus performance was 150 people. Men were 10 less than women and children 50 more than adults. How many children were in the circus?
  • Students
    family There are 2/6 girls out of 1050 students at the school. Of these, 4/5 have another sibling. How many girls are in school? How many boys are in school? How many girls do not have a sibling?
  • Candies
    cukriky There are 150 candies in the bowl. Ivan took 7 thirtieths, Charles 6 fifteenths, and Thomas 3 tenths. How many sweets are left in the bowl?
  • Boys and girls
    dancers There are 20 boys and 10 girls in the class. How many different dance pairs can we make of them?
  • The manila
    cinema2 The manila theater charged ticket prices as follow: adults php500, student php250, and children below 12 is php100. The theater collected a total of php100,000.00 from an audience of 250 people. What is a possible composition of the audience regarding the
  • Find unknown number
    numbers What is the number between 50 and 55 that is divisible by 2,3,6,9?
  • School
    skola There are 150 pupils in grade 5 . 2/3 of them are female. By what fractions are the males?
  • Pupils
    school Two classes want to collect money. Boys are four-seventh pupils. In time did not pay a quarter of the boys and a sixth of girls, which mean 12 sinners. How many pupils attend these two classes?