mefelizabeth mefelizabeth
  • 04-04-2020
  • Mathematics
contestada

90 students showed up for a prom committee meeting. The ratio of boys to girls is 2 to 3 how many boys attended the meeting?

Respuesta :

wegnerkolmp2741o
wegnerkolmp2741o wegnerkolmp2741o
  • 04-04-2020

Answer:

36

Step-by-step explanation:

boys:girls:

2       3    

Multiply by x

2x:    3x

Add this together to get the total

2x+3x = 90

5x = 90

Divide by 5

5x/5 = 90/5

x =18

The number of boys is 2x = 2(18) = 36

Answer Link

Otras preguntas

I need help please?!!!
Who wrote the majority of the Declaration of Independence
Cynthia finds a spreadsheet on her desk. It has rows and columns of numbers, such as 37, 28, 91, and 12, but Cynthia is not sure what the numbers mean. Which te
Mrs. Johnson is skydiving over the ocean and is descending at a rate of rate of 225 feet every 20 minutes. If she is currently 34.45 feet above sea level, what
Which is the graph of y = ⌊x⌋ – 2?
what is the slope of the linear function represented in the table
What would a 1:1 liquid binary mixture of Cyclohexane and Toluene look like? How would the molecules associate with one another?
____ refers to relationship to self. Intrapersonal Interpersonal Kinesthetic Naturalistic
How much pure acid should be mixed with 6 gallons of a 20% acid solution in order to get a 40% acid solution
Which of the following does NOT describe a political cartoon? A. provokes thought on a political topic B. usually one panel the drawing must be humorous D. main