If two circles have the same circumfrence, what do you know about their areas

Juanita is attempting to figure out how many different groups of seven that she can create from a guest list of 15 people. A) what formula will I use combination or permutation B) how many different groups was she able to come up with?

5 1/6 as a decimal number rounded to the nearest hundredth ... I'm horrible at fractions.

Show work for 116,478 divided by 18

So I have 1/2 and I have to equal it to 5, but it has to be 1/2 to the power of something to equal 5.

At a school, 147 students play at least one sport. This is 70% of the students at the school. How many students are at the School? There are? students at the school.

What is 5 divided by 2?

Simplify the expression 4x^3 2x^3

A binomial of the 4th degree with a leading coefficient-2

A copy machine makes 32 copies per minute. How long does it take to make 136 copies? I minutes ] seconds

How many solutions exist for the given equation 0.75 (x+40) = 0.35 (x+20) + (x+20)