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.
The strike price for an option is the price at which the underlying asset is bought or sold if the option is exercised. The relationship between the strike price and the actual price of a stock determines, in the unique language of options, whether the option is in-the-money, at-the-money or out-of-the-money.