Question

Part A: Find a rational number that is between 3.7 and 3.9. Explain why it is rational.

Part B: Find an irrational number that is between 3.7 and 3.9. Explain why it is irrational. Include the decimal approximation of the irrational number to the nearest hundredth.

Answer 1

between 3.7 and 3.9

=37 / 10 & 39 / 10 ( we multiply the numerator and denominator of both numbers )

= 38 / 10 ( 38 / 10 or 3.8 is a rational number between 3.7 and 3. 9)

= 3. 8