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1. When R = 8 what number is B?
B =
2. When B = 68 what number is R?
R =
3. Write down a rule or formula for finding B when you know R.
4. When R = 100 what number should you get for B?
The computer won't tell you! Use your rule or formula.
The computer won't tell you! Use your rule or formula.
B =
5. Write down a rule or formula for finding R when you know B.
6. What number should you put in R to get B=252?
The computer won't tell you! Use your rule or formula.
The computer won't tell you! Use your rule or formula.
R =
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