alyssavalerie3 alyssavalerie3
  • 25-08-2020
  • Mathematics
contestada

The ratio of adults to children on a train in 7:2. There are 245 adults on the train. Find the total number of people on the train?

Respuesta :

locusgoat121 locusgoat121
  • 25-08-2020

Answer:

315 people

Step-by-step explanation:

Using the given ratio, we can figure out the number of children on the train by doing cross multiplication.

Let x = # of children on train.

7/2 = 245/x

7x = 490

x = 70 children

The total number of people = 70 + 245 = 315 people total

If you would like more help on math or other subjects for FREE, check out growthinyouth.org.

Answer Link

Otras preguntas

positive skewness of a distribution could be caused by which of the following choices: A. an extremely low value B. an extremely high value C. a value close to
PLEASEEE help me!! 2 questions!!
URGENT PLEASE HELP!!!!!!!!!!!! Which best compares and contrasts the purpose of "Valhalla: Hall of the Chosen Slain" to that of "Sayadio in Spirit-land"? A) The
Write a word to make three compound nouns. Here are: 1. break 2 .beans 3. shop
If the parent function f(x)=\root(3)(x) is transformed to g(x)=\root(3)(x+2-4), which is the graph of g(x)?(Photos of graphs included) (15 points)
Factorise this equation
¿CÓMO HA INFLUIDO LA HISTORIA DE COLOMBIA DE LA LITERATURA COLOMBIANA?
The right to sell a good or service within an exclusive market is a _____.
Saqué una mala nota en la clase de francés a pesar de que estudié como un loco. Ahora, mis padres van a pensar que no estudié mucho y se van a enojar.
Which angle corresponds to