Reasoning: 2nd day he earns = 2 = 2(2 1)
3rd day he earns = 2(3 1)
On 20th day he earns 2(20 -1) = 219 rupees
Ans: (A)
Question: An enterprising businessman 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 20th day of business, he earns an income of:
Options:
(A) Rs 219
(B) Rs 220
(C) Rs 20
(D) Rs 20
(E) Rs 30

Reasoning: 1: 2/5 = 5: 2
2/7 * 70 = 20
Ans: (A)
Question: A 70 cm long wire is to be cut into two pieces so that one piece will be 2/5th of the other, how many centimeters will the shorter piece be?
Options:
(A) 20
(B) 40
(C) 45
(D) 25
(E) 60

Reasoning: The second and forth letters in the series, L and A, are static. The first and third letters consist of an alphabetical order beginning with the letter
Ans: (E)
Question: ELFA, GLHA, ILJA, _____, MLNA
Options:
(A) IOH
(B) HTY
(C) YOU
(D) FLQ
(E) KLLA

Reasoning: 1/2:1/3:1/4 = 6:4:3
3/13*1300 = 300
Ans: (C)
Question: Rs. 1300 is divided into three parts A, B and C. How much A is more than C if their ratio is 1/2:1/3:1/4?
Options:
(A) 297
(B) 268
(C) 300
(D) 179
(E) 172