PLEASE HELP I NEED THIS ASAP/ Find A ∩ B if A = {3, 6, 9, 12} and B = {2, 4, 6, 8, 10, 12}. {6, 12} {
24, 48}
{2, 3, 4, 6, 8, 9, 10, 12}

Chip worked at the animal shelter for 6 hours each week for several weeks. he worked for a total of 42 hours. which of the following can be used to find the number of weeks chip worked at the animal shelter?

Koji is installing a rectangular window in an office building. the window is 823 feet wide and 534 feet high. the formula for the area of a rectangle is a=bh. what is the area of the window? enter your answer as a mixed number in simplest form in the box. $$ ft2

What is the value of n in the equation -1/2(2n+4)+6=-9+4(2n+1)