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The grades are given for a student for a particular semester. Find the grade point average. The point values of grades are given below. Express the answer to the nearest tenth. 

Solve for n:

What is the perimeter of the right triangle?

Jim is ordering a turkey sub at Subway. If there are 12 toppings to choose from, how many ways can he choose 4 different toppings?

The gray logo in the diagram consists of a semicircle of diameter 12 units cut from a semicircle of radius of 12 units.  Let 

A spinner and a number cube are used in a game.  The spinner has an equal chance of landing on the colors red, yellow, blue, green and purple.  The numbered cube is labeled 1–6.  What is the probability of spinning and landing on purple and rolling a number greater than 4?

Jim is ordering a turkey sub at Subway. If there are 12 toppings to choose from, how many ways can he choose 4 different toppings?

In the picture below, AB and CD are parallel.  What is the length of CE?

How many odd 5-digit numbers can be formed if the first digit cannot be 0 and the numbers can repeat?

The “wheel” below is spun.  What is the probability that the number the spinner lands on contains a 5 given that it is blue?