ashnachatrathi
ashnachatrathi ashnachatrathi
  • 23-06-2020
  • Mathematics
contestada

There are 4 boys for every 10 students in Ms. Day´s math class. If there are 30 girls in her class, how many boys are there? ( with explanation )

Respuesta :

Аноним Аноним
  • 23-06-2020

Answer:

12

Step-by-step explanation:

4/10 x 30

Multiply

12 boys

Answer Link
lLillith
lLillith lLillith
  • 23-06-2020

Answer:

20

Step-by-step explanation:

30=60%

30÷6=5(10%)

5*4= 20

40%=20

Answer Link

Otras preguntas

Does China have more MEDC or LEDC characteristics?
Simplify each expression. Write an algebraic expression for half the sum of p and 2q increased by three-fourths q. Then simplify, indicating the properties u
slove for x 3x-1/4=-5/11
1+1=2 2=2=8 3=3=18 4+4=?
When you've carefully checked all the facts and your attitudes and still find that there's "just something" about your supervisor that's causing a problem in yo
50a3 + 10a2 A. 10a2(5a + 1) B. 5a2(10a + 2) C. 10a2(5a - 1) D. 10a(5a2 + 1a)
What four tools do mapmaker a use for helping readers interpret info on maps
tacit racial hierarchy'' is the animated film, Rio 2. What is meant by this and why this invokes the authors ;s criticism?
If you were one of the new immigrants who arrived in America in the 1880s, it's most likely that you would have been a. Irish and Protestant. b. German and Lu
Acid rain is mostly a problem in the _____. Northern Hemisphere eastern United States Southern Hemisphere southern part of Europe