If a+ar =b+r the value of an item of b and r can be expressed as
a) 1+b
over
r+b
b) b/r +1
c) 1+b
over
r
d) b+r
over
1+r

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.