Earthworms of the species Lumbricus terrestris often surface after a large rain storm. It is unclear why they surface in such abundance after large amounts of rain. The lengths of this species of earthworm are normally distributed with an average length of 180 mm with a standard deviation of 15.5 mm. What
length would we expect to find at the 30th percentile?
O 78.89
188.13
O 22.54
171.87
109.89

John makes $10.50 pers hour what expression represens how much he will make if he works h hours

Barbara deposited $300 in the bank. if the bank pays her simple interest at the rate of 4 percent per year, how much money will she have in her account at the end of 9 months?

The figure shows triangle def and line segment bc, which is parallel to ef: triangle def has a point b on side de and point c on side df. the line bc is parallel to the line ef. part a: is triangle def similar to triangle dbc? explain using what you know about triangle similarity. part b: which line segment on triangle dbc corresponds to line segment ef? explain your answer. part c: which angle on triangle dbc corresponds to angle f? explain your answer. asap