84. In the diagram all the angles that are shown are right angles. The length of AB = 4 and
BC = 5 as indicated in the diagram. What is the perimeter of the entire figure?
(A) 9
(B) 10
(C) 18
(D) 20
(E) 22
85. Name the four digit number ABCD that satisfies all of the following conditions:
i) A, B, C, D are the numbers 6, 7, 8, and 9 each used once
ii) CD forms a two digit number divisible by 4
iii) BCD forms a three digit number divisible by 3
iv) ABCD forms a four digit number divisible by 11
(A) 7876
(B) 7896
(C) 8976
(D) 9768
(E) 9876
86. Every student in the 6th grade at PS 500 must read exactly three of the principal's four
favorite books. If 34 read Math for Fun, 36 read Everyone Loves Math, 38 read Cool Math,
and 12 read Math is for Me, how many students are in the 6th grade at PS 500?
(A) 30
(B) 40
(C) 60
(D) 90
(E) 120
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