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.
1 Hertz Equipment Rentals does not offer a hot water pressure washer rental option. 2  The only place that offered an electric pressure cleaner for hire was Home Depot so it is not included it was $35/day. 3  The average cost to rent a hot water unit is $144/day. 4  Average cost to rent heavy-duty gas is $99/day.