nbegeyev419401
nbegeyev419401 nbegeyev419401
  • 03-02-2021
  • Mathematics
contestada

The ratio of boys to girls in a classroom is 2:1.

If there are 18 boys, how many girls are there?

Respuesta :

ShomiliPal07
ShomiliPal07 ShomiliPal07
  • 03-02-2021

Answer:

There are 9 girls.

Step-by-step explanation:

Assume the number of girls as X

Then the equation we get is

= 18:X=2:1

=> (18×1)/2 = X

=> 18/2 = X

=> 9 = X [ X is total number of girls, so the total number of girls is 9. ]

Hope this helps you.

Answer Link

Otras preguntas

Please help, will mark brainliest! I know 1 is not B, 2 is not A, and 3 is not D. 1. Who believed that economic security should be placed ahead of integration?
what is the main cause of a change in quanity demanded? i need an answer QUICK!!
Fill in the blank with the correct direct object pronoun, based on the word in parentheses, that best complete this sentence: Manolo _______ ve. (yo) When ente
Why is the Rhine River important to Western Central Europe?
In Their Eyes Were Watching God, which best helps readers understand the author’s own cultural experiences?
A submarine that is 245 feet below sea level descends 83 feet and then ascends 103 feet. Which represents the location of the submarine compared to sea level?
please help me!!!!!!!!!!!
Which one of the following is a special power of the House of Representatives?
What task could Hisashige Tanaka's robots perform?
The first American novel was written by _____. A. Charles Brockden Brown B. William Hill Brown C. Samuel Richardson