Inequalities In Signs

By Will Kramer

1.

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What Is the Inequality?

a= Age

a ≥ 4

This is because the sign says children 0-3 cannot use the toy. This means children that are 3 or under the age of 3 cannot use it.

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2.

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What Is The Inequality?

w= Total Weight

w < 25,000

This is because 25,000 lbs is the capacity for the elevator. It cannot equal or go over its capacity. Therefore, it must be less than 25,000 lbs.

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3.

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What Is The Inequality?

p= People

p ≤ 350

This is because 350 is the MAXIMUM. This means there can be less than or equal to 350 people, but it cannot exceed that.

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4.

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What Is The Inequality?

e= Elephant's Weight

c= Cars' Weight

e ≠ c

This is because on the scale, the elephant is weighing down the cars.

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Elevtor Capacity Graph (Made With Microsoft Word)

Maximum Occupancy Graph (Made With Microsoft Word)

Elephant Scale Graph (Made With Microsoft Word)