q: The average of 7 consecutive numbers is 33. The highest of these numbers is:
Options:
(A) 28
(B) 30
(C) 33
(D) 36
(E) 28
a: Stream of consciousness: The average of 7 consecutive numbers will be the 4th number which is given to be = 33 5th number = 34, 6th number = 35, 7th number = 36 The answer is (D).

question: One copy machine can make 25 copies a minute, and a second copy machine makes 35 copies a minute. If the two copiers work together, how long would it take them to make 4,800 copies?
Options:
(A) 30 minutes
(B) 40 minutes
(C) 60 minutes
(D) 70 minutes
(E) 80 minutes
answer: Stream of consciousness: Total work done by both machines in a minute = 25 + 35 = 60 copies
Total number of copies required = 6000
Time = 4800/60 = 80 mins The answer is (E).

q: Two persons A and B can complete a piece of work in 15 days and 30 days respectively. If they work together, what part of the work will be completed in 5 days?
Options:
(A) 1/8
(B) 1/3
(C) 1/6
(D) 1/2
(E) 5/3
a: Stream of consciousness: A's one day's work = 1/15
B's one day's work = 1/30
(A + B)'s one day's work = 1/15 + 1/30 = 1/10
The part of the work completed in 5 days = 5 (1/10) = 1/2. The answer is (D).

question: Rs.800 amounts to Rs.920 in 3 years at simple interest. If the interest is increased by 3%, it would amount to how much?
Options:
(A) 288
(B) 277
(C) 209
(D) 992
(E) 612
answer: Stream of consciousness: (800*3*3)/100 = 72
920 + 72 = 992 The answer is (D).

q: Which one of the following is a prime number?
Options:
(A) 45
(B) 90
(C) 81
(D) 29
(E) 91
a: Stream of consciousness: 73 is divisible by 1 and itself So, it is a prime number. The answer is (D).

q: How much is 35% of 40 is greater than 4/5 of 25?
Options:
(A) 29
(B) 776
(C) 66
(D) 14
(E) 99
a:
Stream of consciousness: (80/100) * 40 (4/5) * 25
35 - 20 = 14 The answer is (D).