ISEE Middle Level Math : ISEE Middle Level (grades 7-8) Mathematics Achievement

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

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Example Questions

Example Question #52 : How To Find The Solution To An Equation

\displaystyle 7+16g=55

Possible Answers:

\displaystyle 3

\displaystyle 2

\displaystyle 4

\displaystyle 5

Correct answer:

\displaystyle 3

Explanation:

First, subtract \displaystyle 7 from each side: 

\displaystyle 7+16g=55-7

\displaystyle 16g=48

Then, divide each side by \displaystyle 16:

\displaystyle \frac{16g}{16}=\frac{48}{16}

\displaystyle g=3

 

 

Example Question #2381 : Isee Middle Level (Grades 7 8) Mathematics Achievement

\displaystyle 5n=125

Possible Answers:

\displaystyle 25

\displaystyle 20

\displaystyle 15

\displaystyle 30

Correct answer:

\displaystyle 25

Explanation:

Diveide each side by \displaystyle 5:

\displaystyle \frac{5n}{5}=\frac{125}{5}

\displaystyle n=25

 

Example Question #2382 : Isee Middle Level (Grades 7 8) Mathematics Achievement

\displaystyle 17k=51

Possible Answers:

\displaystyle 6

\displaystyle 4

\displaystyle 3

\displaystyle 5

Correct answer:

\displaystyle 3

Explanation:

Divide each side by \displaystyle 17:

\displaystyle \frac{17k}{17}=\frac{51}{17}

\displaystyle k=3

 

Example Question #2383 : Isee Middle Level (Grades 7 8) Mathematics Achievement

\displaystyle 24m=96

Possible Answers:

\displaystyle 4

\displaystyle 5

\displaystyle 3

\displaystyle 2

Correct answer:

\displaystyle 4

Explanation:

Divide each side by \displaystyle 24:

\displaystyle \frac{24m}{24}=\frac{96}{24}

\displaystyle m=4

 

Example Question #2384 : Isee Middle Level (Grades 7 8) Mathematics Achievement

\displaystyle 23h=69

Possible Answers:

\displaystyle 2

\displaystyle 3

\displaystyle 5

\displaystyle 6

Correct answer:

\displaystyle 3

Explanation:

Divide each side by \displaystyle 23:

\displaystyle \frac{23h}{23}=\frac{69}{23}

\displaystyle h=3

 

Example Question #2385 : Isee Middle Level (Grades 7 8) Mathematics Achievement

\displaystyle 18n=198

Possible Answers:

\displaystyle 18

\displaystyle 8

\displaystyle 180

\displaystyle 9

\displaystyle 11

Correct answer:

\displaystyle 11

Explanation:

Divide each side by \displaystyle 18:

\displaystyle \frac{18n}{18}=\frac{198}{18}

\displaystyle n=11

 

Example Question #2386 : Isee Middle Level (Grades 7 8) Mathematics Achievement

\displaystyle 21g=189

What is \displaystyle g?

Possible Answers:

\displaystyle 8

\displaystyle 10

\displaystyle 9.5

\displaystyle 9

Correct answer:

\displaystyle 9

Explanation:

Divide each side by \displaystyle 21:

\displaystyle \frac{21g}{21}=\frac{189}{21}

\displaystyle g=9

 

Example Question #2387 : Isee Middle Level (Grades 7 8) Mathematics Achievement

\displaystyle 37s= 148

What is \displaystyle s?

Possible Answers:

\displaystyle 37

\displaystyle 4

\displaystyle 111

\displaystyle 5

\displaystyle 4.5

Correct answer:

\displaystyle 4

Explanation:

Divide each side by \displaystyle 37:

\displaystyle \frac{37s}{37}=\frac{148}{37}

\displaystyle s=4

 

Example Question #2388 : Isee Middle Level (Grades 7 8) Mathematics Achievement

\displaystyle 58*2\div 4=

Possible Answers:

\displaystyle 116

\displaystyle 64

\displaystyle 52

\displaystyle 29

Correct answer:

\displaystyle 29

Explanation:

First, following order of operations, multiply:

\displaystyle 58*2=116

Then, divide:

\displaystyle 116\div 4=29

 

Example Question #2389 : Isee Middle Level (Grades 7 8) Mathematics Achievement

\displaystyle 108\div 4\div 9=

Possible Answers:

\displaystyle 3

\displaystyle 8

\displaystyle 99

\displaystyle 121

\displaystyle 5

Correct answer:

\displaystyle 3

Explanation:

First, following order of operations, divide:

\displaystyle 108\div 4=27

Then, divide again:

\displaystyle 27\div 9=3

 

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