39. Which of the following is a correct conclusion based on the passage below? Mrs. Cole went to the supermarket today because she forgot to get milk 2 days ago, when she went shop
Cole also purchased soda and chips for her party this weekend. When Mrs. Cole got home, she realized s
Mrs. Cole usually only goes shopping once a week.
Today is Tuesday
Mrs. Cole is having a party on Saturday,
0 Mrs. Cole went right back to to store to get napkins,

When 142 is added to a number the result is 64 more then 3 times the number. option 35 37 39 41

An automobile assembly line operation has a scheduled mean completion time, μ, of 12 minutes. the standard deviation of completion times is 1.6 minutes. it is claimed that, under new management, the mean completion time has decreased. to test this claim, a random sample of 33 completion times under new management was taken. the sample had a mean of 11.2 minutes. assume that the population is normally distributed. can we support, at the 0.05 level of significance, the claim that the mean completion time has decreased under new management? assume that the standard deviation of completion times has not changed.

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