Write the quotient:
1. (i) 12x⁵y³ ÷ 3x²y
(ii) -24a⁴b³ ÷ (-6a²b)
2. (i) 18m⁶n⁴ ÷ 6m²n²
(ii) 35p⁵q³ ÷ 5p²q
3. (i) 16x⁷y⁵ ÷ 4x³y²
(ii) -45a⁶b⁴ ÷ 9a²b
4. (i) (8x⁴y³ + 12x³y²) ÷ 4x²y
(ii) (15a⁵b³ - 10a³b²) ÷ 5a²b
5. (i) (21m⁴n² + 14m³n³) ÷ 7m²n²
(ii) (32p⁵q⁴ - 16p³q²) ÷ 8p²q²
6. (i) (18x³y² + 24x²y³) ÷ 6xy²
(ii) (40a⁶b⁵ - 20a⁴b³) ÷ 10a²b²
7. (i) 54r⁶s⁴ ÷ 9r²s²
(ii) -72c⁵d³ ÷ (-8c²d)
8. (i) 63x⁸y⁶ ÷ 7x³y²
(ii) 81a⁷b⁵ ÷ 9a⁴b²
9. (i) (25m⁵n³ + 15m⁴n²) ÷ 5m²n²
(ii) (36p⁶q⁴ - 18p³q²) ÷ 6p²q²
10. (i) (14x⁵y³ - 21x³y²) ÷ 7x²y
(ii) (48a⁴b³ + 24a²b²) ÷ 12a²b