Aclass has 15 boys and 16 girls. what is the probability that a boy's name is drawn at random?

15 over 31
16 over 31
15 over 16
16 over 15

15 over 31

Step-by-step explanation:

When dealing with problems like this, it is always going to be the number they are looking for over the total number.

the figures below are made out of circles, semicircles, quarter … find the area and the perimeter of each figure and give your answers as a completely simplified exact value in terms of π (no approximations). remember that we'll also have to cut whatever areas we get in half, since we're only dealing

step-by-step explanation:

answer: c

because if you look at the chart you can see a pattern and compare it to the question he simplify out your

but i think the formula is f(x)=6x