q: A cricket bat is sold for $850, making a profit of $245. The profit percentage would be
Options:
(A) 24%
(B) 25%
(C) 30%
(D) 36%
(E) 40%
a: Stream of consciousness: 245/(850 - 245) = 245/605 = 49/121 = 40%. The answer is (E).

question: If there are 4 seats and two students, in how many ways can they be seated?
Options:
(A) 12
(B) 6
(C) 8
(D) 16
(E) 10
answer: Stream of consciousness: No. of ways of choosing 2 chairs out of 4 chairs on which two students will sit = 4C2 = 6
No. of ways of 2 people sitting on selected chairs = 2!
Total ways of making 2 people sit on 2 of 4 chairs = 4C2*2! = 6*2 = 12 The answer is (A).

q: Some persons can do a piece of work in 24 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
a: Stream of consciousness: 24/ (2 * 2) = 6 days The answer is (D).

question: If 10 crates have 96 apples each and how many apples more is required in order to make 100 apples in each crate?
Options:
(A) 5
(B) 10
(C) 40
(D) 20
(E) 0
answer: Stream of consciousness: Each crate requires 4 apples and totally there are 10 crates so required apples = 10 * 4 = 40 The answer is (C).

q: 3 candidates in an election and received 3136, 7636 and 11628 votes respectively. What % of the total votes did the winning candidate got in that election?
Options:
(A) 45%
(B) 49%
(C) 52%
(D) 59%
(E) 61%
a: Stream of consciousness: Total number of votes polled = (3136 + 7636 + 11628) = 22400
So, Required percentage = 11628/22400 * 100 = 52% The answer is (C).

q: In what time a sum of money double itself at 3% per annum simple interest?
Options:
(A) 33 1/7%
(B) 33 1/3%
(C) 33 1/2%
(D) 33 7/3%
(E) 33 5/3%
a:
Stream of consciousness: P = (P*3*R)/100
R = 33 1/3% The answer is (B).