marlenegaylah2 marlenegaylah2
  • 04-03-2022
  • Mathematics
contestada

2. The ratio of boys to girls in a classroom is 2 to 3. If there are 18 boys in the classroom, how many
girls are there?

Respuesta :

beanartystudio
beanartystudio beanartystudio
  • 04-03-2022

Answer:

27 girls

Step-by-step explanation:

boys 2 : 3 girls

18: x

18×3= 54:2x

54÷2= 27

Answer Link
vidalmari6p99qfk
vidalmari6p99qfk vidalmari6p99qfk
  • 04-03-2022

Answer:

27  girls

Step-by-step explanation:

boys  2/5  = 0.4  (40%) = 18

girls  3/5 = 0.6  (60%)= x

   40%----------18

   60%-----------x

Cross multiplication

      40x = 60x18

40x = 1080

x=27

Answer Link

Otras preguntas

What waves have wavelengths longer than those of visible light? Give an example of how each kind of wave is used.
Which of the following statements about Woodrow Wilson is true? . He advocated eliminating the income tax.. . He opposed reforms to the banking system.. . H
12 thousandths written in scientific notation
A word phrase for: 12+a r-31 19t B/3 7c-3 2 + x / 8 Y/11-6 21d+13
A number written in the form a + bi is called a _____ number. A. complex B. linear C. quadratic D. discriminant
Q.2 what type of sperm must fertilize an egg to result in a female child
What differences can you see when you compare the nucleus of a dividing cell with that of a nondividing cell?
1. What kingdoms of living organisms contain prokaryotic cells? 2. What kingdoms of living organisms contain eukaryotic cells?
What are the 5 Membrane - Bound organelles in a eukaryotic cell?
If you are involved in a collision that results in property damage, injury, or death you must call your local law enforcement agency. the Florida Highway Patr