30 Points. i fr need to pass this test i dont feel like taking it again my senior year

Write the pair of fractions as a pair of fractions with a common denominator

Identify the number 127 as a rational or irrational. explain

In a two-digit number the units' digit is 7 more than the tens' digit. the number with digits reversed is three times as large as the sum of the original number and the two digits. find the number.