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

A soccer ball is kicked straight up from the ground with an initial velocity of 32 feet per second. Its height above ground in feet is given by: s(t)=-16t^2 +32
Find the 6th term in the expanded form of the equation (2x+y)^9
what does 'secret, black and midnight hags' mean in shakespeare?
write a paragraph on my favourite teacher
Round 1.069 to the nearest tenth
what does 'secret, black and midnight hags' mean in shakespeare?
how do u express a ratio as a decimal
true or false questions basic math 1.the total surface area of a cube each of whose edges is 12 inches long is 6 square feet 2.if the tank in a car holds 15 gal
true or false questions basic math 1.the total surface area of a cube each of whose edges is 12 inches long is 6 square feet 2.if the tank in a car holds 15 gal
Relationship between Mini and Kabuliwala