MP4 Geo Final Review

There are 20 students on the debate club. How many ways can the club send 5 students to the next debate?

Answer explanation

This is a combination as the question does not mention anything about order. Use the calculator trick!

Magaly has 5 different skirts and 9 different blouses to choose from. How many outfits are possible if she chooses 1 skirt and 1 blouse?

• 81

• 45

• 36

• 72

Find the volume of the hexagonal prism pictured.

• 192 cubic in

• 384 cubic in

• 768 cubic in

• 1092 cubic in

A cube has a surface area of 96 square meters. What is the volume, in cubic meters, of the cube?

• 36

• 24

• 64

• 92

You roll a number cube. Determine the theoretical probability of rolling a multiple of 2.

• 1

Answer explanation

You must find the surface area of the individual shapes and then add them together.

A point in the figure is chosen at random. Find the probability that the point lies in the shaded region. Length = 15m, width = 6m

• 25%

• 66%

• 33%

• 50%

The volume of a cylinder is 84 cubic ft. If the dimensions are doubled, what will be the new volume? Round your answer to the nearest whole number.

A group of 120 high school students were asked, "Do you play an instrument?" The results are shown in the table. What is the probability of a female playing a musical instrument?

Answer explanation

This is a "frequency table" you make the probabilities based off favorable outcome over entire outcomes. Since the question only asks about females playing music, you make the ratio of females over entire group that plays instruments.