2024 WA CDL Practice Test: Tank - Test 3 Based on 2024 WA CDL Handbook 20. Combination vehicles usually require ____ than single vehicle A Less skill B About the same level of skill C More skill Next More 20/30 Progress 0 Errors Restart Next Next Tank - Test 3 Back to Test List Tank - Test 2 Tank - Test 4 Challenge Library 12 More WA CDL Practice Tests 32 Tank - Test 4 33 Tank - Test 5 34 Air Brakes - Test 35 All - Test 36 All - Test 2 37 All - Test 3 38 Tank and Hazmat - Test 39 Tank and Hazmat - Test 2 40 Class C - Test 41 Class C - Test 2