xitlaly1955 xitlaly1955

15-08-2019
Mathematics

contestada

In a classroom of 28 there are 12 boys and 16 girls. What fraction of the class are boys?

Respuesta :

Gasaqui Gasaqui

15-08-2019

Answer:

3/7 of the class are boys

Step-by-step explanation:

we have :

a+b=c

a= girls =16

b=boys = 12

c= total= 28

a/c=16/28=4/7

b/c=12/28=3/7

so we have:

(3/7) * c= 12

(3/7) * 28=12

3/7 of the class are boys

Answer Link

Otras preguntas

what is understatment?

Michael breeds chickens and ducks. Last month he sold 50 chickens and 30 ducks for $550. This month he sold 44 chickens and 36 ducks for $532. How much does a c

What is -9x-5x+6x+3 I need help with it please some one help me with it I don't know what to do and we started doing this in class but I don't understand

PLEASE HELP!!!!! 20 POINTS!!! The zeros of a polynomial function are 1/2, −4 and −1. What are the factors? Make sure to select ALL the correct answers. (x+2

Before World War II began, what two nations did NOT become the Axis Powers? Italy Germany France Soviet Union Wooden S SV FOR HISID

What is the best response to the following question? ¿Quién hace la cirugía? el dolor la receta la tos el doctor

2 characteristics of evaporation

Solve using the addition method. -5x-y=38, -6x-3y=60

Emma buys and sells truck parts. She bought two tires for $35 each and later sold them for $65 each. She bought three rooms for $75 each and later sold them for

Using the information you gained in the previous activity, answer the following questions in Spanish abot mcdonalds nutrition infor. 1. ¿Qué comida te gusta c