Unit 1 Quiz 1

Classify the following based on the Real Number System: 27.83428342

• Integer, Rational, & Real

• Irrational, Real

• Non-real

• Rational, Real

When a rational number is added to a rational number, the result is ...

• a rational number

• an imaginary number

• an irrational number

• a whole number

Which of the following is not a whole number but is an integer?

• 1.2

• -2

• 2/3

• 0

Find the value: 12/6 + (7^2) - 3

• 78

• 52

• 48

• 49

When a rational number is multiplied by an irrational number the result is...

• a rational number

• an irrational number

• either an irrational or

  rational number

Match the following

• 1/2 ( x + 10) - 2

• Half of a number

  increased by 10

• 1/2p +10

• The product of 10

  and a number

  increased by 2

• 2 - 10n

• The quotient of ten

  and two more than a number

• 10x + 2

• Half the sum of a

  number and ten

  decreased by two.

• c + (10/2)

• Two decreased by

  the product of 10 and a number

Simplify:

3 ( 24 / 12) + 6/2

• 14

• 3

• 9

• 6

Solve: 15r + 3 = 33

• r = 3

• r = 2

• r = -2

• r = 10

Solve:

42p = 126

• p = 26

• p = 84

• p = 3

• p = 2

Solve:

71 + z = 103

• z = -32

• z = 14

• z = 32

• z = --14