question: There are different 6 circles. What is the number of the greatest possible points with which the circles intersect?
Options:
(A) 90
(B) 100
(C) 110
(D) 180
(E) 30
answer: Stream of consciousness: Maximum points of intersection between n different circles = n*(n - 1) = 6*5 = 30 The answer is (E).

q: What is the sum of the local values of the digits 2, 3, 4, 5 in the number 2345?
Options:
(A) 2345
(B) 4500
(C) 5000
(D) 6000
(E) 7000
a: Stream of consciousness: 2000 + 300 + 40 + 5 = 2345 The answer is (A).

question: Preethi has 6 flavors of ice cream in his parlor. How many options are there for Dorathy to pick a one-flavor, two-flavor, three-flavor, four-flavor, five flavor or six flavor order?
Options:
(A) 26
(B) 36
(C) 64
(D) 67
(E) 63
answer: Stream of consciousness: 6C1 + 6C2+ 6C3+6C4+6C5+6C6 = 63. The answer is (E).

q: The speed of a boat in upstream is 100 kmph and the speed of the boat downstream is 112 kmph. Find the speed of the boat in still water and the speed of the stream?
Options:
(A) 70, 10 kmph
(B) 106, 6 kmph
(C) 50, 60 kmph
(D) 45, 55 kmph
(E) 45, 65 kmph
a: Stream of consciousness: Speed of the boat in still water = (100+112)/2 = 106 kmph. Speed of the stream = (100-112)/2 = 6 kmph The answer is (B).

question: 137+276=435 how much is 731+672?
Options:
(A) 534
(B) 1403
(C) 1623
(D) 1513
(E) 1613
answer: Stream of consciousness: 137-731 and 276-672 similarly 435-534 The answer is (A).

question: If x and y are unique prime integers, which of the following must be odd?
Options:
(A) xy^2
(B) 2x+2y
(C) 2x2y
(D) 2x/2y
(E) xy
answer:
Stream of consciousness: Any number multiplied by 2 has to be an even number henc The answer is (E).