Seudónimo Seudónimo

25-05-2017
Mathematics

contestada

a class has 9 girls and 12 boys what is the probability of the teacher randomly calling on a boy?
3/4
4/7
3/7
4/3
Tysm!

Respuesta :

angelicdragon12 angelicdragon12

25-05-2017

3/4 because there are 9 boys and 12 girls, which is 9/12 which then simplifies to 3/4

Answer Link

25-05-2017

3/4 because 9/12 reduces to 3/4

Answer Link

Otras preguntas

How many particles would be found in a 1.224 g sample of K2O

Why did the colonists settle along the James river

What is the function?

Use the Trapezoidal Rule, the Midpoint Rule, and Simpson's Rule to approximate the given integral with the specified value of n. (Round your answers to six deci

I need help finishing my online class I have till Thursday and I have 40 assignments left, I'm struggling.

In 1944 delegates from 39 nations met in the city of

Sociology can be approached from both a micro-sociological and a macro-sociological perspective. Which is more useful? The macro-sociological perspective is mor

Read this passageThe rickety boards of the sidewalk rattled and vibrated withthe power of the locomotive that was barreling into thestation. People camped on th

If (2i/2+i)-(3i/3+i)=a+bi, then a=A. 1/10B. -10C. 1/50D. -1/10

Sally and Anne went to the movies. They each purchased a drink. They also bought one popcorn and one veggie cup to share. Each woman’ total is modeled with this