ISEE Middle Level Math : Equations

Study concepts, example questions & explanations for ISEE Middle Level Math

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Example Questions

Example Question #41 :Equations

Possible Answers:

Correct answer:

解释:

First, solve the square roots:

Then, solve accordingly:

Example Question #42 :Equations

Possible Answers:

Correct answer:

解释:

First, solve the square root:

Then, solve accordingly:

Example Question #43 :Equations

Possible Answers:

Correct answer:

解释:

First, solve the square roots:

Then solve accordingly:

Example Question #44 :Equations

Possible Answers:

Correct answer:

解释:

First, solve the square roots:

Then, solve accordingly:

Example Question #3 :How To Solve One Step Equations

A full helium tank can blow up 50 balloons. At least how many times does the tank have to be re-filled in order to blow up 140 balloons?

Possible Answers:

Correct answer:

解释:

Divide

Answer: The tank must be filled up at least 3 times.

Example Question #45 :Equations

What is?

Possible Answers:

Correct answer:

解释:

First, add 4 to each side:

Then, divide each side by 3:

Example Question #46 :Equations

What is?

Possible Answers:

Correct answer:

解释:

First, subtract 14 from each side:

Then, divide each side by 8:

# 47例问题:Equations

What is?

Possible Answers:

Correct answer:

解释:

First, subtract 12 from each side:

Then, divide each side by 9:

Example Question #4 :Solve Real World And Mathematical Problems By Writing And Solving Equations: Ccss.Math.Content.6.Ee.B.7

What is s?

Possible Answers:

Correct answer:

解释:

Divide both sides by 4:

Example Question #48 :Equations

Possible Answers:

Correct answer:

解释:

First, divide by 36 on each side:

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