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Maths Puzzle
Numerical Ability
A bus traveled for 2h @ r mi/h, then decreased the speed by 10 mi/h and traveled for 1 more hour. How far did the bus go?
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book Other Question
A cake is removed from a oven at 325F and cools to 150F after 25 minutes in a 68f room. How long will it take to cool to 115F?
solve for b
y=mx+b