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REMAINDR

- Finds the remainder when a positive integer is divided by another positive integer.

Useful for:

- SAT
- ACT
- Algebra 1
- Algebra 2
- Basic Math

Solution:

First, find the number of items in the pattern: 4. Every fourth light will be blue, since it is the 4th color in the pattern. Decide that you need to know the remainder when 189 is divided by 4, in order to answer the question.

Run REMAINDR. How?

Enter

Number: 189

Divide by: 4

The program reports: