aerialharris
aerialharris aerialharris
  • 04-05-2021
  • Mathematics
contestada

Me.red's science class , the ratio of boys to girls is 2.1 . If there are 9 total students in the class , how many boys are there ?

Respuesta :

drmallery drmallery
  • 04-05-2021

Answer:

6

Step-by-step explanation:

this is how I calculate:

2x + x  = 9

3x=9

x=3 girls

2(3)=6

6 boys

Answer Link

Otras preguntas

Chau rented a truck for one day. There was a base fee of $18.95, and there was an additional charge of 95 cents for each mile driven. Chau had to pay $198.50 w
10 mi 7 mi 7 mi I need the volume for
What do you think the future will be like? How will people dress? What will transportation look like? What things will be the same as now? What things will be d
PLEASE I NEED HELP I DONT UNDERSTAND HOW TO DO ILL GIVW MORE IF RIGHT
If 20.0 mLmL of a 0.100 NN acid solution is needed to reach the end point in titration of 32.5 mLmL of a base solution, what is the normality of the base soluti
Mike has a total of 50 quarters and dimes. The coins total value is $10.55. How many quarters does he have? PLEASE DUE IN 10 MINUTESSS
After the mischievous act, Laurel's mother neither had the patience nor to see another mischief. the good humor did she have good humor the ability to have a go
In 1975, about one-third of American mothers with young children worked outside the home; today almost two-thirds of such mothers are employed.
what are human rights​
How do you organize your research notes before starting to write a research paper?