Boy or Girl?

3 Act Math

Act 1


1. Will the baby be a boy or girl?
2. Write down a guess.


Act 2

3. What information would be useful to figure this out?
4. Write down some questions you have in your head right now.


Act 2 Conditions


Act 3

Act 3


Sequel

5. Write an inequality to describe the conditions needed for a girl.
6. Write an inequality to describe the conditions needed for a boy.
7. What would happen if the baby had a heartbeat of exactly 140 beats per minute?


Common Core Standards
6.RP.A.3
Use ratio and rate reasoning to solve real-world and mathematical problems, e.g., by reasoning about tables of equivalent ratios, tape diagrams, double number line diagrams, or equations.
TEKS
6.4(H)
convert units within a measurement system, including the use of proportions and unit rates

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