Solving Equations with Multiplication and Division

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NAME_______________________________________________DATE_____________PERIOD_________
SOLVING EQUATIONS USING MULTIPLICATION & DIVISION
SCIENCE APPLICATION
GENETICS NEWS
Research conducted by a daily U.S.
newspaper has shown that about one
seventh of people in the world are lefthanded.
Write a multiplication equation relating
the number of left-handed people, 𝑙 , and
the total number of people, 𝑝.
If there are 350 people in a group, how
many would you expect to be lefthanded?
If there are 65 left-handed people in a
group, how many total people are in that
group?
ROLLER COASTERS
Superman the Escape in California is the fastest roller coaster in the world. Riders
fall 415 feet in 7 seconds.
Using the formula…
What is the rate, or speed, that riders
𝑑𝑖𝑠𝑡𝑎𝑛𝑐𝑒 = 𝑟𝑎𝑡𝑒 ∙ 𝑡𝑖𝑚𝑒
𝑑 = 𝑟𝑡
fall?
write an equation that represents this
situation
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