keiramoore543 keiramoore543
  • 01-11-2018
  • Mathematics
contestada

in a group of 80 children there are 3 times as many boys as girls how many girls are there

Respuesta :

cjzelaitis cjzelaitis
  • 01-11-2018
80=x+3x
80=4x
20=x

There are 20 girls.
Answer Link

Otras preguntas

Why did so many Native American peoples adopt Christianity in Latin America during the 1500s?
Juliette is driving her car when she sees a cat run across the road. If she is able to stop the car over a distance of 0.025km in 2.5 s, what is her average acc
What is the evidence that Parliament held the REAL authority in the English constitutional monarchy?
the leading factor in the european colonization of asia between 1500 and 1800 was the desire
Do all parallelograms have diagonals that are lines of symmetry?
What was the famous home Thomas Jefferson built called?
the ratio of red jelly beans to yellow is 3:4. If greg eats 3 red and 6 yellow, the ratio is 4:5. How many yellow jelly beans were originally in the dish?
Factorise fully. X^2 +6x+5
Algebra 1. i just need help with understanding multiple step equations like...72+4-14d=36 ???? D=????
Do buffers aid or hinder the maintenance of homeostasis within a living cell in a changing environment?