A+ Answers




Multiply 25.1 x 1.1

A. 27.72          

B. 27.61          

C. 28.71          

D. 26.2            

Multiply 12.27 x 0.03

A. 0.003681    

B. 0.3681        

C. 3.681          

D. 36.81          

Subtract 18.18 – 1.841  

A. 20.021        

B. 16.339        

C. 16.439        

D. 21.021        

Divide

2.6 ÷ 0.04

A. 6.5  

B. 54   

C. 65   

D. 66   

Divide 42 by 0.06

A. 0.7  

B. 70   

C. 7     

D. 700 

Choose the alternative that best completes the statement. When writing decimals in words, write _____ for the decimal point.

A. decimal      

B. vertically    

C. sum 

D. and 

Divide

13.72 ÷ 4.9

A. 3.8  

B. .028 

C. 2.8  

D. 28   

Divide

8.568 ÷ 17

A. 15.04          

B. 1.504          

C. 5.04 

D. 0.504          

Multiply 0.0096 x 9.8

A. 0.009408    

B. 0.09408      

C. 0.0009408  

D. 0.9408        

Multiply 0.02 x 0.7

A. 0.014          

B. 0.0014        

C. 0.14 

D. 1.4  

Add 81.5 + 72.94 + 24.361

A. 178.901      

B. 179.801      

C. 178.801      

D. 178.811      

Multiply 0.0067 x 12.92

A. 0.076564    

B. 0.186564    

C. 0.086564    

D. 0.096565    

Like fractional notation, _________ notation is used to denote a part of a whole.

A. numerator  

B. denominator           

C. decimal      

D. sum 

Simplify the expression (4.7)(100) – (4.7)(10)

A. 465.3          

B. 0     

C. 423 

D. 90   

Subtract

   4.2

- 1.911

A. 3.289          

B. 2.289          

C. 2.311          

D. 3.000          

Subtract 9.463 – 5.972

A. 15.435        

B. 3.491          

C. 14.435        

D. 3.591          

Simplify the expression 1.7(9 – 8.4)

A. 7     

B. 1.12 

C. 6.9  

D. 1.02            

Subtract

  9.13

- 4.56

A. 4.57            

B. 5.57 

C. 6     

D. 4.67            

Add 451.6 + 0.89 + 30.78 + 82.9

A. 566.17        

B. 566.27        

C. 567.17        

D. 566.18        

To write fractions as decimals, divide the _____ by the _____.

A. numerator, sum      

B. sum, denominator  

C. denominator, numerator    

D. numerator, denominator    

Write the ratio 245 to 83 using fractional notation. Do not simplify. 

A.  

B.  

C.  

D.  

Write the equivalent decimal and percent for

A. 0.84; 84%   

B. 8.4; 0.084%            

C. 84; 0.84%   

D. 0.084; 8.4%            

Write the equivalent fraction and percent for 0.28.

A. 28; 0.28%   

B.  ; 28%

C.  ; 2.8%

D.  ; 0.028%

It takes Emma 22 minutes to type and spell check 10 pages of a manuscript. Find how long it takes her to type and spell check 75 pages. Round to the nearest whole number if necessary.

A. 165 min.     

B. 1,650 min.  

C. 34 min.       

D. 22 min.       

 Write the ratio    to 6 using fractional notation. Do not simplify.

A.  

B.  

C.  

D.  

Write the equivalent decimal and fraction for  Error! Hyperlink reference not valid.

A.  

B.  

C.  

D.  

Write the ratio 960 copies to 240 copies as a ratio of whole numbers using fractional notation. Write the fraction in simplest form.

A.  

B.  

C.  

D.  

Write the equivalent decimal and fraction for 2.8%. 

A.  

B.  

C.  

D.  

It takes Bill 24 minutes to type and spell check 10 pages. Find how many pages he can type and spell check in 5.5 hours. Round to the nearest whole number if necessary.

A. 55 pages     

B. 138 pages   

C. 792 pages   

D. 229 pages   

For the proportion  , find the unknown number n.

A. 7     

B. 21   

C. 4     

D. 3     

Write the ratio $63 to $90 as a ratio of whole numbers using fractional notation. Write the fraction in simplest form.

A.  

B.  

C.  

D.  

Write the fraction   as a percent.

A. 45%            

B. 44%            

C. Error! Hyperlink reference not valid.

D. Error! Hyperlink reference not valid.

Write the ratio 13 to 15 using fractional notation. Do not simplify. 

Question 14 of 40       2.5 Points

The ratio of a quarterback’s completed passes to attempted passes is 7 to 9. If he attempted 45 passes, find how many passes he completed. Round to the nearest whole number if necessary.

A. 9 passes      

B. 58 passes    

C. 5 passes      

D. 35 passes    

Write the ratio 25 to 40 as a ratio of whole numbers using fractional notation. Write the fraction in simplest form. 

Write the ration    to 6 using fractional notation. Do not simplify.

A.  

B.  

C.  

D.  

The ratio of a basketball player’s completed free throws to attempted free throws is 9 to 10. If she completed 36 free throws, find how many free throws she attempted. Round to the nearest whole number if necessary.

A. 9 free throws          

B. 4 free throws          

C. 40 free throws        

D. 32 free throws        

Translate the following question into an equation (do not solve). What number is 99% of 33?

A. n = 99% ∙ 33           

B. n ∙ 99% = 33           

C. n ∙ 99 = 33  

D. n = 99 ∙ 33  

In a surveyed area, 67.2% of the residents signed up for the local park district pool pass. Write this percent as a decimal.

A. 67.2            

B. 0.672          

C. 0.0672        

D. 6.72            

Write the ratio 2.24 to 2.71 as a ratio of whole numbers using fractional notation. Write the fraction in simplest form.

A.  

B.  

C.  

D.  

Identify the figure as a line, a ray, a line segment, or an angle. Then name the figure using the given points.

 

A.

Line Segment,            

B.

Line,    

C.

Ray,     

D.

Angle,             

Find the perimeter of the figure.

 

A. 67 ft.           

B. 65 ft.           

C. 175.5 ft.      

D. 54 ft.           

Find the perimeter of the figure.

 

A. 48 ft.           

B. 39 ft.           

C. 49 ft.           

D. 100 ft.         

Find the volume of the solid. Use   for π.

 

A. 19 cu in.     

B. 405 cu in.   

C. 225 cu in.   

D. 45 cu in.     

Find the volume of the solid. Use   for π.

 

A. 90 cu cm    

B. 5 cu cm       

C. 30 cu cm     

D. 12 cu cm    

Given that the pair of triangles is similar, find the length of the side labeled n.

 

A. 25   

B. 12   

C. 19   

D. 20   

Identify the figure as a line, a ray, a line segment, or an angle. Then name the figure using the given points.

 

A.

Line,    

B.

Angle,             

C.

Ray,     

D.

Line Segment,            

A(n) __________ angle measures between 0° and 90°.

A. right           

B. obtuse         

C. straight       

D. acute           

Perform the indicated operation and simplify the result if possible.

2 ft. 11 in. + 7 ft. 3 in.

A. 9, 2 

B. 10, 4           

C. 9, 3 

D. 10, 2           

What is the measure of an acute angle?

A. 90°  

B. 180°            

C. Between 0° and 90°           

D. Between 90° and 180°       

A(n) __________ angle has a measure of 180°.

A. straight       

B. acute           

C. obtuse         

D. right           

Find the area of the geometric figure.

 

A.

11 1/3 sq ft.     

B.

2 5/6 sq ft.       

C. 7 5/9 sq ft.  

D. 22 2/3 sq ft.            

Classify the angle as acute, right, obtuse, or straight.

 

A. Obtuse        

B. Right          

C. Straight      

D. Acute          

Identify the figure as a line, a ray, a line segment, or an angle. Then name the figure using the given points.

 

A.

Line Segment,            

B.

Ray,     

C.

Line,    

D.

Angle,             

Perform the indicated operation and simplify the result if possible.

20 yd. 2 ft. + 12 yd. 2 ft.

A. 33, 2           

B. 32, 2           

C. 32, 1           

D. 33, 1           

Find the perimeter of the figure.

 

A. 228 sq m    

B. 10.6 sq m    

C. 22.8 sq m    

D. 2.28 sq m   

Identify the figure as a line, a ray, a line segment, or an angle. Then name the figure using the given points.

 

A.

Line Segment,            

B.

Ray,     

C.

Line,    

D.

Angle,             

Given that the pair of triangles is similar, find the length of the side labeled n.

 

A. 20   

B. 16   

C. 5     

D. 15   

Convert the measurement as indicated.

64 ft. = _____ yd. _____ ft.

A. 21, 1           

B. 16, 1           

C. 17, 2           

D. 18, 2           

Given that the pair of triangles is similar, find the length of the side labeled n.

 

A. 3     

B. 9     

C. 5     

D. 12