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

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

Which list includes only physical properties density, reactivity, and conductivity boiling point, conductivity, and color color, odor, and flammability flammabi

changing tree over 25 as a decimal

Countries __________ all of the goods they are unable to produce themselves. a. trade b. import c. donate d. export

Which of the following events happens first in the development of a new organism? A. A sperm fertilizes an egg to form a zygote. B. A morula is for

what is 3.6+2.5+1.2=?

6. The result of the Battle of Bunker Hill was a/an

A tentative prediction about the relationship between variables is a(n) __________. a. observation b. method c. hypothesis d. finding

Which of the following is acceptable to use or take during pregnancy? a. tobacco b. alcohol c. medication unapproved by a doctor d. none of the above

A tire with a radius of 22 centimeters

Referring to the _______scale is a way to estimate the wind speed.