**Q2: **

Find the LCD of the following pair of fractions: and .

**Q3: **

Find the LCD of the following pair of fractions: and .

**Q4: **

Find the LCD of the following pair of fractions: and .

**Q5: **

Find the LCD of the following pair of fractions: and .

**Q6: **

Find the LCD of the following pair of fractions: and .