Thus, a genotype's frequency will decline or increase depending on whether its fitness is lower or greater than the mean fitness, respectively. In the particular case that there are only two genotypes of interest (e.g. representing the invasion of a new mutant allele), the change in genotype frequencies is often written in a different form.
1 Places such as Lowes and Home Depot will charge around $60 per day. 2  According to DoItYourself.com, they claim that average daily rental is going to be around $60 per day. 3  They also note that a good pressure washer should cost you around $350. 4  SunbeltRentals.com offers a variety of pressure washers.
Fisher & Paykel / DO NOT BUY WASHER OR DRYER!! Our F&P washer, at two years old and $700, has had $300 in repairs. Our three year old F&P dryer, $770 has had nearly $800 in repairs. LOWES extended warranty people said they won't replace these units because it isn't economically feasible for them.