taylorboyer54 taylorboyer54
  • 13-07-2016
  • Mathematics
contestada

in a group of 42 children there r twice as many boys as girls how many girls r there

Respuesta :

HuytPOl
HuytPOl HuytPOl
  • 13-07-2016
14 girls are there!           
Answer Link
antonsandiego
antonsandiego antonsandiego
  • 13-07-2016
х - girls
2x - boys
x+2x=42
3x=42
x=14 girls
Answer Link

Otras preguntas

An equations that has zero POI with 2x -6y = 12 (must have different values)
I got the answer to the question
The ratio of red sweets to sweets that are not red is 2:3 The ratio of green sweets to sweets that are not green is 6:19 Work out the ratio of red sweets to blu
Which agency has determined that logging is one of the most dangerous professions in the United States? OSHA The EPA Greenpeace The U.S. Forestry Service
somebody please help me?​
Describe Great Britain's role in the world economy before and after WWI. (Site 1)
In the following exercises, identify whether each number is rational or irrational. . (a) √25 (b) √30
How did the trade along the silk road affect china? a: It led to the end of Confucianism in China. b: It convinced China to attack its neighbors. c: It brough
How can using the knowledge of plants and their properties improve human's health?​
Solve for Unknown: x/10=24/39. Do not put variable, only put the number value to the nearest whole number.