question: In how many different ways can the letters of the word 'EVER' be arranged?
Options:
(A) 12
(B) 280
(C) 300
(D) 310
(E) 360
answer: Stream of consciousness: Number of ways = 4!/2! = 4X3X2X1/2X1 = 12 The answer is (A).

q: How many numbers can be made with digits 0, 7, 8 which are greater than 0 and less than a million?
Options:
(A) 496
(B) 486
(C) 1084
(D) 728
(E) 628
a: Stream of consciousness: The number of single digit numbers = 2
The number of 2 digit numbers = 2 3 = 6
The number of 3 digit numbers = 2 3 3 = 18
The number of 4 digit numbers = 2 3 3 3 = 54
The number of 5 digit numbers = 2 3 3 3 3 = 162
The number of 6 digit numbers = 2 3 3 3 3 3 = 486
Therefore, the total numbers = 728 The answer is (D).

question: The volume of a certain substance is always directly proportional to its weight. If 48 cubic inches of the substance weigh 112 ounces, what is the volume, in cubic inches, of 84 ounces of this substance?
Options:
(A) 27
(B) 36
(C) 42
(D) 64
(E) 147
answer: Stream of consciousness: 112 ounces of a substance has a volume of 48 cubic inches
84 ounces of a substance has a volume of (48/112)*84 = 36 cubic inches The answer is (B).

q: A scientist was researching into animal behavior in his laboratory. He was very interested in studying the behavior of bears. He travelled a mile to the north and reached the north pole. There he saw a bear. He then followed the bear for an 1 hour to the east with a speed of 2km/hr. After that he travelled south and reached his laboratory in 2 hours. What was the colour of the bear?
Options:
(A) Black
(B) White
(C) Red
(D) Blue
(E) None
a: Stream of consciousness: This question is based on bear on poles so it should be polo bear and the color of polo bear is white. The answer is (B).

question: The average of four results is 222 and that of the first three is 219. The fourth result is?
Options:
(A) 231
(B) 201
(C) 85
(D) 192
(E) 215
answer: Stream of consciousness: 4 * 222 3 * 219 = 231 The answer is (A).

question: How much is 80% of 40 is greater than 4/5 of 30?
Options:
(A) 12
(B) 27
(C) 8
(D) 12
(E) 81
answer:
Stream of consciousness: (80/100) * 40 (4/5) * 30
32 - 24 = 8 The answer is (C).