139/510.
9.
When checking tires, finding which of the following is not a cause for concern?
Too much air pressure
Too little air pressure
Radial and bias-ply tires used together
Tread of at least 2/32 an inch on rear tires
14 16881 CDL 138 D "" 0

Answer correctly : 0   |   Wrong : 0

Answer Sheet :

Refresh

Refresh this page and redo the question

Restart

Restart this set of tests