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9th Grade

32 Qs

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Assessment

Quiz

Mathematics

9th Grade

Easy

Created by

Rebecca Halliburton

Used 1+ times

FREE Resource

32 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

15 mins • 2 pts

The area of a rectangle is  72r5s2t772r^5s^2t^7  square units. If the length if the rectangle is  3r2t43r^2t^4  units, what is therectangle's width?

 69r2s2t269r^2s^2t^2  

 14r3st14r^3st  

 36r2t436r^2t^4  

 24r3s2t324r^3s^2t^3  

2.

MULTIPLE CHOICE QUESTION

15 mins • 2 pts

Simplify: 4x56x104x^5\cdot6x^{10}  

 24x1524x^{15}  

 10x1510x^{15}  

 24x15\sqrt{24x^{15}}  

 10x15\sqrt{10x^{15}}  

3.

MULTIPLE CHOICE QUESTION

15 mins • 2 pts

Which expression represents the product of  (2x2y2)(3x3y3)\left(2x^2y^2\right)\left(3x^3y^3\right) ?

 6x6y66x^6y^6  

 5x5y55x^5y^5  

 5x6y65x^6y^6  

 6x5y56x^5y^5  

4.

MULTIPLE CHOICE QUESTION

15 mins • 2 pts

Which expression is NOT equivalent to  383^8  ?

 (36)(32)\left(3^6\right)\left(3^2\right)  

 (34)2\left(3^4\right)^2  

 (34)(34)\left(3^4\right)\left(3^4\right)  

 (34)4\left(3^4\right)^4  

5.

MULTIPLE CHOICE QUESTION

15 mins • 2 pts

The area of a rectangle is  64a8b1364a^8b^{13}  square units. If the width if the rectangle is  16ab716ab^7  units, what is the length?

 8a8b68a^8b^6  

 4a7b64a^7b^6  

 48a7b648a^7b^6  

 1024a9b201024a^9b^{20}  

6.

MULTIPLE CHOICE QUESTION

15 mins • 3 pts

Simplify:  x2y5x9y5\frac{x^2y^5}{x^9y^5}  

 x2x^2  

 1x2\frac{1}{x^2}  

 1x7\frac{1}{x^7}  

 x7x^7  

7.

MULTIPLE CHOICE QUESTION

15 mins • 2 pts

Simplify:  (s2r4)(s6r2)\left(s^2r^{-4}\right)\left(s^6r^{-2}\right)  

 s8r6\frac{s^8}{r^6}  

 s15r8\frac{s^{15}}{r^8}  

 r6s8r^6s^8  

 r7s13r^7s^{13}  

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