Rationale: 2nd day he earns = 3(2 3)
3rd day he earns = 3(3 3)
On 15th day he earns 3(15 -3) = 36 rupees
The answer: (E)
Question: An seller earns an income of Re 3 on the first day of his business. On every subsequent day, he earns an income which is just thrice of that made on the previous day. On the 15th day of business, he earns an income of:
Options:
(A) 19
(B) 22
(C) 25
(D) 20
(E) 36
Reasoning: Minumum points for (may condition): 4
Ans: (C)
Question: 8 teams.each teams play twice with other teams.win =2poins. lose =0 points. no draw/match abandonment.top four go semis.if same points runrate considered. whats the minimum num of points with which a team may go to semis
Options:
(A) 2
(B) 3
(C) 4
(D) 5
(E) 6
Rationale: Profit = q
Profit to company founder = 2q/3
Profit to other partners = q/3
Number of other partners = 3
Profit to each partner = (q/3)/3 = q/9
The answer: (A)
Question: Last year, Company X made q dollars in profit. two Thrid of the profit went to the company's founder. The rest was split evenly among his Three other partners. In terms of q, how much did each of the other partners receive?
Options:
(A) q/9
(B) q/5
(C) q/6
(D) q/7
(E) q/8
Reasoning: 125% of 120% of A = 234
125/100 * 120/100 * A = 234
A = 234 * 2/3 = 156.
Ans: (A)
Question: A sells a Cricket Bat to B at a profit of 20%. B sells it to C at a profit of 25%. If C pays $234 for it, the cost price of the Cricket Bat for A is:
Options:
(A) 156
(B) 120
(C) 130
(D) 160
(E) 210
Rationale: 2nd day he earns = 2(2 1)
3rd day he earns = 2(3 1)
On 10th day he earns 2(10 -1) = 18 rupees
The answer: (A)
Question: A owner of a mart earns an income of Re 1 on the first day of his business. On every subsequent day, he earns an income which is just double of that made on the previous day. On the 10th day of business, he earns an income of:
Options:
(A) 18
(B) 21
(C) 22
(D) 20
(E) 30
Rationale: Since average price of a pencil = 2
Price of 75 pencils = 150
Price of 30 pens = (450 150) = 300
Average price of a pen = 36060 = 10
The answer: (A)
Question: 30 pens and 75 pencils were purchased for 450. If the average price of a pencil was 2.00, find the average price of a pen.
Options:
(A) 10
(B) 11
(C) 12
(D) 13
(E) 14