Due by 1: 30!

the sales of homes in a new development have been increasing. in january, 8 homes were sold, in february, 12 homes were sold. in march, 16 homes were sold. this pattern continued for the remainder of the year. what is the explicit rule that can be used to find the number of homes sold in the nth month of the year?

a an=−4n+4
b an=4n−4
c an=−4n−4
d an=4n+4

The number of nails of a given length is normally distributed with a mean length of 5.00 in, and a standard deviation of 0.03 in. find the number of nails in a bag of 120 that are less than 4.94 in. long.

Simply 8x squared + 5(7x squared- x) - 2x =

Three friends went on a road trip from phoenix, az, to san diego, ca. mark drove 50 percent of the distance. jason drove 1/8 of the distance. andy drove the remainder of the distance. 1. andy thinks he drove 1/4 of the distance from phoenix, az, to san diego, ca. is andy correct? 2. the distance from phoenix, az, to san diego, ca, is 360 miles. how many miles did each person drive? 3. solve the problem. what is the answer in total?