Question 1

Write the phrase as a mathematical expression. Use x as the variable.
-Some number multiplied by 5.98

Accepted Answer

A) 5.98 - x 
B)    
C) 5.98 + x 
D) 5.98x 
A) 5.98 - x 
B)    
C) 5.98 + x 
D) 5.98x

Question 2

Determine if the proportion is true or false.
-

Accepted Answer

A) True 
 B)False

Question 3

Solve the equation.
-

Accepted Answer

A)    
B)    
C)    
D)    
A)    
B)    
C)    
D)

Question 4

Solve the equation.
-2(x - 3)= 4(x - 14)

Accepted Answer

A) 50 
B) 31 
C) 25 
D) 62 
A) 50 
B) 31 
C) 25 
D) 62

Question 5

Solve the formula for the specified variable.
-  for n

Accepted Answer

A)    
B) n = IR(Ir -
E)  
C)    
D)    
A)    
B) n = IR(Ir -
E)  
C)    
D)

Question 6

Solve the equation.
-10r + 7 = 57

Accepted Answer

A) 40 
B) 44 
C) 1 
D) 5 
A) 40 
B) 44 
C) 1 
D) 5

Question 7

Solve the equation.
-

Accepted Answer

A) 9 
B) 27 
C) 24 
D) 10 
A) 9 
B) 27 
C) 24 
D) 10

Question 8

Solve the equation.
--9b + 9 + 7b = -3b + 14

Accepted Answer

A) 14 
B) -9 
C) 5 
D) -14 
A) 14 
B) -9 
C) 5 
D) -14

Question 9

Solve the problem.
-A school purchased 9 printers at a total cost of $2,421. Find the cost per printer.

Accepted Answer

A) $2,421 
B) $269 
C) $169 
D) $219 
A) $2,421 
B) $269 
C) $169 
D) $219

Question 10

Solve the formula for the specified variable.
-  for h

Accepted Answer

A)    
B)    
C)    
D)    
A)    
B)    
C)    
D)

Question 11

Write the phrase as a mathematical expression. Use x as the variable.
-397 divided by some number

Accepted Answer

A) 397 - x 
B)    
C) 397 + x 
D) 397x 
A) 397 - x 
B)    
C) 397 + x 
D) 397x

Question 12

Solve the equation.
-38 = 3x + 8

Accepted Answer

A) 4 
B) 10 
C) 27 
D) 31 
A) 4 
B) 10 
C) 27 
D) 31

Question 13

Provide an appropriate response.
-Is this an application of the cross product method? If not, why not?

Accepted Answer

No, cross multiplication is ne

Question 14

Solve the problem.
-Maria and Charlie can deliver 60 papers in 3 hours. How long would it take them to deliver 26 papers?

Accepted Answer

A) 78 hr 
B) 6.9 hr 
C) 1.7 hr 
D) 1.3 hr 
A) 78 hr 
B) 6.9 hr 
C) 1.7 hr 
D) 1.3 hr

Question 15

Solve the problem.
-A golfer's net score (n)is determined by the equation n = g - h, where (g)is the gross score and (h) is the handicap. One player's net score was 85 and his handicap was 6. What was his gross score?

Accepted Answer

A) 80 
B) 93 
C) 83 
D) 91 
A) 80 
B) 93 
C) 83 
D) 91

Question 16

A formula is given, along with values for all but one of the variables in the formula. Find the value of the variable that is not given. Round to the nearest hundredth when necessary.
-P = 2L + 2w; L = 5, w = 7

Accepted Answer

A) P = 12 
B) P = 70 
C) L = 24 
D) P = 24 
A) P = 12 
B) P = 70 
C) L = 24 
D) P = 24

Question 17

Write the phrase as a mathematical expression. Use x as the variable.
-Some number increased by 80

Accepted Answer

A) 80 
B) x - 80 
C) x + 80 
D) 80x 
A) 80 
B) x - 80 
C) x + 80 
D) 80x

Question 18

Provide an appropriate response.
-In your own words, explain how you would solve a word problem using proportions.

Accepted Answer

Let x stand for the unknown amount. Use

Question 19

A formula is given, along with values for all but one of the variables in the formula. Find the value of the variable that is not given. Round to the nearest hundredth when necessary.
-

Accepted Answer

A) B = 8 
B) B = 648 
C) B = 24 
D) B = 81 
A) B = 8 
B) B = 648 
C) B = 24 
D) B = 81

Question 20

Write the phrase as a mathematical expression. Use x as the variable.
-Some number divided by 59

Accepted Answer

A)    
B) 59 - x 
C) 59x 
D) 59 + x 
A)    
B) 59 - x 
C) 59x 
D) 59 + x

Write the phrase as a mathematical expression. Use x as the variable. -Some number multiplied by 5.98

Determine if the proportion is true or false. -

Solve the equation. -

Solve the equation. -2(x - 3)= 4(x - 14)

Solve the formula for the specified variable. - for n

Solve the equation. -10r + 7 = 57

Solve the equation. -

Solve the equation. --9b + 9 + 7b = -3b + 14

Solve the problem. -A school purchased 9 printers at a total cost of $2,421. Find the cost per printer.

Solve the formula for the specified variable. - for h

Write the phrase as a mathematical expression. Use x as the variable. -397 divided by some number

Solve the equation. -38 = 3x + 8

Provide an appropriate response. -Is this an application of the cross product method? If not, why not?

Solve the problem. -Maria and Charlie can deliver 60 papers in 3 hours. How long would it take them to deliver 26 papers?

Solve the problem. -A golfer's net score (n)is determined by the equation n = g - h, where (g)is the gross score and (h) is the handicap. One player's net score was 85 and his handicap was 6. What was his gross score?

A formula is given, along with values for all but one of the variables in the formula. Find the value of the variable that is not given. Round to the nearest hundredth when necessary. -P = 2L + 2w; L = 5, w = 7

Write the phrase as a mathematical expression. Use x as the variable. -Some number increased by 80

Provide an appropriate response. -In your own words, explain how you would solve a word problem using proportions.

A formula is given, along with values for all but one of the variables in the formula. Find the value of the variable that is not given. Round to the nearest hundredth when necessary. -

Write the phrase as a mathematical expression. Use x as the variable. -Some number divided by 59

Whole Numbers and Decimals

Fractions

Percents

Bank Services

Payroll

Mathematics of Buying

Mathematics of Selling

Simple Interest

Compound Interest and Inflation

Annuities, Stocks, and Bonds

Business and Consumer Loans

Taxes and Insurance

Depreciation

Financial Statements and Ratios

Budgeting and Business Statistics

Filters

Exam 4: Equations and Formulas

Write the phrase as a mathematical expression. Use x as the variable. -Some number multiplied by 5.98

Determine if the proportion is true or false. -

Solve the equation. -

Solve the equation. -2(x - 3)= 4(x - 14)

Solve the formula for the specified variable. - for n

Solve the equation. -10r + 7 = 57

Solve the equation. -

Solve the equation. --9b + 9 + 7b = -3b + 14

Solve the problem. -A school purchased 9 printers at a total cost of $2,421. Find the cost per printer.

Solve the formula for the specified variable. - for h

Write the phrase as a mathematical expression. Use x as the variable. -397 divided by some number

Solve the equation. -38 = 3x + 8

Provide an appropriate response. -Is this an application of the cross product method? If not, why not?

Solve the problem. -Maria and Charlie can deliver 60 papers in 3 hours. How long would it take them to deliver 26 papers?

Solve the problem. -A golfer's net score (n)is determined by the equation n = g - h, where (g)is the gross score and (h) is the handicap. One player's net score was 85 and his handicap was 6. What was his gross score?

A formula is given, along with values for all but one of the variables in the formula. Find the value of the variable that is not given. Round to the nearest hundredth when necessary. -P = 2L + 2w; L = 5, w = 7

Write the phrase as a mathematical expression. Use x as the variable. -Some number increased by 80

Provide an appropriate response. -In your own words, explain how you would solve a word problem using proportions.

A formula is given, along with values for all but one of the variables in the formula. Find the value of the variable that is not given. Round to the nearest hundredth when necessary. -

Write the phrase as a mathematical expression. Use x as the variable. -Some number divided by 59

Whole Numbers and Decimals

Fractions

Percents

Bank Services

Payroll

Mathematics of Buying

Mathematics of Selling

Simple Interest

Compound Interest and Inflation

Annuities, Stocks, and Bonds

Business and Consumer Loans

Taxes and Insurance

Depreciation

Financial Statements and Ratios

Budgeting and Business Statistics

Filters