As part of a sixth-grade class project, the teacher brings to class a large jar containing 200 gumballs of two different colors: red and green. andy is asked to draw a sample of his own choosing and estimate the number of red gumballs in the jar. andy draws a sample of 4040 gumballs, of which 88 are red and 3232 are green. use andy's sample to estimate the number of red gumballs in the jar.

Simonne used the following steps to simplify the given expression. 12 - 3(-2x + 4) step 1: 12 + (–3)·(–2x) + (–3)·(4) step 2: 12 + 6x + (–12) step 3: 12 + (–12) + 6x step 4: 0 + 6x step 5: 6x what property of real numbers was used to transition from step 3 to step 4? a. identity property of addition b. inverse property of addition c. associative property of addition d. commutative property of addition

The tile along the edge of a triangular community pool needs to be replaced? ?

What is the geometric mean of 3 and 7? a) square root of 21 b) 2 square root of 6 c) 2 square root of 7 d) 21