Which of the following demonstrates the distributive property?
a 3(4a + 2) = 12a + 6
b 3(4a + 2) = 12a + 2
c 3(4a + 2) = 4a + 6
d 3(4a + 2) = 7a + 5

Sherrie is baking a pie for her family. she leaves the room and comes back to 35% of the pie having been eaten before she can put the topping on. how much 1 square inch strips of dough will she need for the top, now that a portion is missing? round your answer to the nearest while nimber.