Explanation: Which Letter In The Word, Klmba?

In each of the following questions, from the given alternative words, select the word which cannot be formed using the letters of the given word:

1. STIMULATION (A) STATION (B) NATION (C) MOTION (D) MOUTH
Answer: (D)
Explanation: There is no ?H? letter in the given word. Therefore, the word MOUTH cannot be formed.
2. Which letter in the word ?Vertex? should be changed to mean spiral movement ? (A) 1st (B) 2nd (C) 4th (D) Last
Answer: (B)
3. If MONKO is coded as 57637, then how KLJMN be coded in the same code ? (A) 32456 (B) 34256 (C) 35156 (D) 32546
Answer: (B)
Explanation: As, M O N K O ? ? ? ? ? 5 7 6 3 7 Therefore, K L J M N ? ? ? ? ? 3 4 2 5 6

Directions: In each of the following
To attract more visitors, Zoo authority announces 20% discount on every ticket which costs 25 paisa. For this reason, sale of ticket increases by 28%. Find the percentage of increase in the number of visitors. (A) 40% (B) 50% (C) 60% (D) No change
Answer: (C)
Explanation: Original number of visitors = 100 Total revenue = 100 ? 25 = 2500 Paise = ` 25 Case II,

Cost of each ticket= = 20 paise = ` 0.2

Total revenue = = ` 32 If the number of visitors be x, then x ? 0.2 = 32

=

= = 160

60. A plate was sold for ` 6,300 after giving two successive discounts of and 10%. Find the marked price. (A) ` 7,3000 (B) ` 7,700 (C) ` 8,00 (D) ` 7,250
Answer: (C)
Explanation: Single equivalent discount for two successive discounts

=

= = (12.5 + 10 ? 1.25)% = 21.25% If the marked price of the plate be -x, then = (100 ? 21.25)% of x = 6300

= 6300

x = = ` 8000
61. The compound interest on a certain sum of money for 2 years at 5% per annum is ` 410. The simple interest on the same sum at the same rate and for the same time is (A) ` 400 (B) ` 300 (C) ` 350 (D) ` 405
Answer: (A)
Explanation: Compound