Around 4 months of age, your Lab puppy will begin replacing the milk teeth with adult teeth. At 6 to 7 months, the full set of 42 permanent teeth will be in.
(plural strike rates) ( 1 baseball) the number of runs of a batter divided by the number of balls faced. ( 2 cricket) the number of runs scored by a batsman per 100 balls faced; the number of balls bowled by a bowler divided by the number of wickets taken.  Link/Cite.
A Bill Rate is the rate a company pays to a staffing agency for the services of a temporary worker. The Pay Rate is the amount being paid to the contingent worker by the staffing agency. Pay Rates are the largest component of the Bill Rate, and plays a significant role in retention, resource quality, and time to fill. The Pay Rate is the #1 factor for enabling a supplier to recruit a resource and provide great service.