Troubleshooters

A

100

Tell whether √23 is rational or irrational.

Irrational

200

Convert 6.2598429 into rational number.

62598429/10000000

300

All rational numbers are whole numbers. 

False

400

Solve: 2√18 / √3 

2√6

500

Solve using identities: (√7 - 2) (√7 + 2)

3

B

100

Tell whether 9/99 is terminating or non-terminating rational number.

Non-terminating rational number.

200

Convert 0.6666... into rational number.

6/9 or 2/3

300

All whole numbers are natural numbers.

False

400

Solve: √3 (√3 + 2)

3 + 2√3 

500

Solve using identities: (√7 - √2)²

9 - 2√14

C

100

Tell whether π (pi)  is rational or irrational.

Irrational

200

Convert 98.9292932 into rational number.

989292932/10000000

300

All integers are rational numbers.

True

400

Solve: 3/√3 

√3

500

Solve using identities: (√5 + √3 )²

8 + 2√15

D

100

Tell whether 69/24 is a terminating or non-terminating rational number.

Terminating rational number

200

Convert 0.33333... into a rational number.

1/3

300

All whole numbers are rational numbers.

True

400

Solve: 2(2-√3 )

4-2√3

500

Solve using identities: (3 + √3 ) (3 - √3 )

6