question: Some persons can do a piece of work in 20 days. Two times the number of these people will do half of that work in?
Options:
(A) 3
(B) 4
(C) 5
(D) 6
(E) 8
answer: Stream of consciousness: 20/ (2 * 2) = 5 days The answer is (C).

q: A can do a job in 18 days and B can do it in 24 days. A and B working together will finish twice the amount of work in days?
Options:
(A) 22 1/6
(B) 22 1/2
(C) 20 4/7
(D) 22 1/9
(E) 22 1/1
a: Stream of consciousness: 1/18 + 1/24 = 7/72
72/7 = 72/7 *2 = 20 4/7 days The answer is (C).

question: If 2^4, 3^3, and 10^3 are factors of the product of 1,452 and w, where w is a positive integer, what is the smallest possible value of w?
Options:
(A) 198
(B) 288
(C) 363
(D) 360
(E) 484
answer: Stream of consciousness: I will go with D (pending elements to match is 2^2*3^2*10^1 = 360 The answer is (D).

q: A certain car uses 12 gallons of gasoline in traveling 420 miles. In order for the car to travel the same distance using 10 gallons of gasoline, by how many miles per gallon must the car's gas mileage be increased?
Options:
(A) 2
(B) 4
(C) 6
(D) 7
(E) 10
a: Stream of consciousness: 420/10 = 42 The difference is 42 - 35 = 7. The answer is (D).

question: Find the product of the localvalue and absolutevalue of 4 in 20468?
Options:
(A) 1000
(B) 1100
(C) 1200
(D) 1300
(E) 1600
answer: Stream of consciousness: Local value of 4 = 4 x 100 = 400
Place value of 4 = 4
There fore = 4 x 400 = 1600 The answer is (E).

question: Four of the five parts numbered (a), (b), (c), (d) and (e) in the following equation are exactly equal. Which of the parts is not equal to the other four? The number of that part is the answer.
Options:
(A) 371.587 + 46.32 217.907
(B) 4 125 75 4
(C) 58.25 4.5 65.875
(D) 25 12 2 5 10
(E) 121 3.5 2 111.75
answer:
Stream of consciousness: The other parts are equal to 200. The answer is (C).