q: Sarah's seafood restaurant gets a delivery of fresh seafood every day, 6 days per week, and her delivery company charges her dollars per delivery plus cents per item delivered. If lst week Sarah's seafood restaurant had an average of x items per day delivered, then which of the following is the total cost, in dollars, of last week's deliveries ?
Options:
(A) 6cdx/100
(B) d + 6cx/100
(C) 6d + xc/100
(D) 6d + 6xc/100
(E) 6cdx
a: Stream of consciousness: Answer will be D. Straightforward question. The answer is (D).

question: he population of a city is 130,000. If it increases at the rate of 6% per annum, then what will be its population 2 years hence?
Options:
(A) 146069
(B) 146067
(C) 156068
(D) 146068
(E) 179718
answer: Stream of consciousness: Population after n years = P [1 + (R/100)]2
Population after 2 years = 130000 * [1 + 6/100]2 = (130000 x 53/50 x 53/50) = 146068 The answer is (D).

q: A man rows his boat 90 km downstream and 45 km upstream, taking 2 1/2 hours each time. Find the speed of the stream?
Options:
(A) 5 kmph
(B) 7 kmph
(C) 9 kmph
(D) 8 kmph
(E) 1 kmph
a: Stream of consciousness: Speed downstream = d/t = 90/(2 1/2) = 36 kmph
Speed upstream = d/t = 45/(2 1/2) = 18 kmph
The speed of the stream = (36 - 18)/2 = 9 kmph The answer is (C).

question: The rowing athletes in a rowing conference voted for coach of the year. Each rower who voted chose exactly 3 coaches to vote for among the 36 coaches in the conference. If each of the 36 coaches received exactly 5 votes (a 36 way tie), how many rowers voted for coach of the year?
Options:
(A) 60
(B) 70
(C) 75
(D) 84
(E) 90
answer: Stream of consciousness: There were 36*5 = 180 total votes made. If each voter picked 3 coaches, there were 180/3 = 60 voters. The answer is (A).

q: What percent is 120 of 70?
Options:
(A) 133 1/3 %
(B) 134 1/3 %
(C) 135 1/3 %
(D) 140 1/3 %
(E) 171 3/7 %
a: Stream of consciousness: 120/70 = 12/7
12/7 100 = 1200/7 = 171 3/7 % The answer is (E).

q: If in the word 'DISTURBANCE', the first letter is interchanged with the last letter, the second letter is interchanged with the tenth letter and so on, which letter would come after the letter T in the newly formed word ?
Options:
(A) S
(B) C
(C) T
(D) R
(E) U
a:
Stream of consciousness: The new letter sequence is E C N A B R U T S I D
Clearly, S comes after T The answer is (A).