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

Gavin was thinking of a number. Gavin subtracts 10 from it and gets an answer of 2.7. What was the original number?
the answer is 20/13 you can simplify the answer.
What’s the correct answer answer asap for brainlist
Aiko says to find the LCM, you can just multiply the two numbers. As a teacher, how do you respond?​
what is a good question for me to ask that i can put up for 100 points?
I need help with project
the answer is 20/13 you can simplify the answer.
Water flows through a pipe at a rate of 7 liters every 9 days. Express this rate of flow in gallons per week. Round your answer to the nearest hundredth.
NEED AN ANSWER NOW!! ITS WORTH THE POINTS!! DUE TODAY AT 10!!!!! The grid above shows the graph of the parent function and a translated functions graph. Write
Plants store _____ energy in their tissues. A mechanical B heat C light D chemical