There are 15 exercise bikes in a fitness store showroom. The fitness store owner wishes to select three of them to display at a fitness expo. How many ways can a group of three be selected

455

Step-by-step explanation:

Given: There are 15 exercise bikes in a fitness store showroom.

To select 3 of them we will use " combinations".

The number of combinations of selecting r things out of n is given by :-

So, the number of combinations of selecting 3 bikes out of 15 =

Hence, the number of ways a group of three be selected = 455

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:

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