gconrad190 gconrad190

02-11-2018
Mathematics

contestada

n a classroom of 33 students, the ratio of boys to girls is 3 : 8. How many boys are in the class?

Respuesta :

wegnerkolmp2741o wegnerkolmp2741o

02-11-2018

3 boys + 8 girls = 11 students

3 boys/ 11 students = x boys /33 students

using cross products

3 * 33 = x*11

divide by 11

99/11 = x

x=9

There are 9 boys

Answer Link

Otras preguntas

How do bacteria in the guts of cows help the cows to digest the grass they eat? A. They perform photosynthesis to provide sugar for the cow. B. They break down

The flow of energy from an ecosystem to an organism and from one organism to another is called ______

Who were scholar officials

the womens rights movement in the early 20th century focused its effort primarily on securing

which historical events are in correct chronological order ?

What transport process is pictured? A. exocytosis B. cotransport C. osmosis D. diffusion

math question down below

One integer is eight less than another integer. The sum of the two integers is fifty. What are the integers?

The two major parties prefer a ______ ballot because it encourages straight-ticket voting.

what 2 branches of government were lacking that we have in our government today?