Seudónimo Seudónimo
  • 13-12-2016
  • Mathematics
contestada

The ratio of girls to boys who participated in the quiz bowl was 7:5. There were 42 girls in the competition. How many boys participated?
A) 28
B) 30
C) 35
D) 49

Respuesta :

jkwon23 jkwon23
  • 13-12-2016
30, because (7 girls :5 boys)*6 = 42 girls:30 boys. 


Answer Link
Sanjay48
Sanjay48 Sanjay48
  • 13-12-2016
B: Because 42÷7=6 and 6×5=30.
Answer Link

Otras preguntas

At what point of thermometric scale does Kelvin scale reading coincide with Fahrenheit scale
into the rapids commonlit answers!
Define the amplitude of a wave
I need help ASAP. This is for 15 points
NEED HELP ASAP BRAINLY IF CORRECT
The process when larger nations take over smaller nations. * O Expansionism Isolationism Imperialism Yellow Journalism
The volume of a rectangular prism is the product of its length, width, and height. The length of a rectangle prism is 3 feet more than five times its height. Th
What is the best summary on pusing the bear?
in the expression 6x+5-4x the terms are​
help plz idk it ughhhhhhhhhhhhh