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

Can someone help me please ?
which inland Eastern European country is in industrial center and has rich farmlands that produce grains , potatoes and sugar beets.
what are some treaties america broke
what value of p will make this equation true
the rise of early river valley civilizations was caused by which aspect of the Neolithic Revolution?
Seth is 18 years old, weighs 250 pounds, and is 72 inches tall. Use the formula and chart below to evaluate his weight, and then answer the question. BMI = Weig
A child lifts a 5.0-newton toy to a height of 0.50 meters. How much work is done on the toy?
The position of a submarine relative to the water surface was −32 1/4 feet. a navigational maneuver increased its depth by 15 1/2 feet.what is the position of t
Which is NOT one of the Three Obediences that women in ancient China were expected to follow? a. As children, women were expected to follow their father’s
Who take over if the president and Vice President can't do there duties