331, 482, 551, 263, 383, 362, 284
Question: 331, 482, 551, 263, 383, 362, 284
[A].
263
383
331
551
[A].
[B].
[C].
[D].
Answer: Option B
Explanation:
In each number except 383, the product of first and third digits is the middle one.
Similar Posts
A man can row with a speed of 15 kmph in still water. If the stream flows at 5 kmph, then the speed in downstream is________?
A man can row with a speed of 15 kmph in still water. If the stream flows at 5 kmph, then the speed in downstream is________?A. 10 kmph
B. 5 kmph
C. 20 kmph
D. 22 kmph
Explanation:
M = 15
S = 5
DS = 15 + 5 = 20What was the day of the week on 28th May, 2006?
Question:
What was the day of the week on 28th May, 2006?
[A].Thursday [B].
Friday [C].
Saturday [D].
Sunday Answer: Option D
Explanation:
28 May, 2006 = (2005 years + Period from 1.1.2006 to 28.5.2006)
Odd days in 1600 years = 0
Odd days in 400 years = 0
5 years = (4 ordinary years + 1 leap year) = (4 x 1 + 1 x 2) 6 odd days
Jan. Feb. March April May
(31 + 28 + 31 + 30 + 28 ) = 148 days148 days = (21 weeks + 1 day) 1 odd day.
Total number of odd days = (0 + 0 + 6 + 1) = 7 0 odd day.
Given day is Sunday.
In Arun’s opinion, his weight is greater than 65 kg but less than 72 kg. His brother doest not agree with Arun and he thinks that Arun’s weight is greater than 60 kg but less than 70 kg. His mother’s view is that his weight cannot be greater than 68 kg. If all are them are correct in their estimation, what is the average of different probable weights of Arun?
Question: In Arun’s opinion, his weight is greater than 65 kg but less than 72 kg. His brother doest not agree with Arun and he thinks that Arun’s weight is greater than 60 kg but less than 70 kg. His mother’s view is that his weight cannot be greater than 68 kg. If all are them are correct in their estimation, what is the average of different probable weights of Arun?
[A].67 kg. [B].
68 kg. [C].
69 kg. [D].
Data inadequate Answer: Option A
Explanation:
Let Arun’s weight by X kg.
According to Arun, 65 < X < 72
According to Arun’s brother, 60 < X < 70.
According to Arun’s mother, X <= 68
The values satisfying all the above conditions are 66, 67 and 68.
Required average = 66 + 67 + 68 = 201 = 67 kg. 3 3 4, 6, 8, 9, 10, 11, 12
Question:
4, 6, 8, 9, 10, 11, 12
[A].10 [B].
11 [C].
12 [D].
9 Answer: Option B
Explanation:
Each number is a composite number except 11.
The curved surface area of a cylindrical pillar is 264 m2 and its volume is 924 m3. Find the ratio of its diameter to its height.
Question:
The curved surface area of a cylindrical pillar is 264 m2 and its volume is 924 m3. Find the ratio of its diameter to its height.
[A].3 : 7 [B].
7 : 3 [C].
6 : 7 [D].
7 : 6 Answer: Option B
Explanation:
r2h = 924 r = 924 x 2 = 7 m. 2rh 264 264 And, 2rh = 264 h = 264 x 7 x 1 x 1 = 6m. 22 2 7 Required ratio = 2r = 14 = 7 : 3. h 6 8988 ÷ 8 ÷ 4 = ?
Question: 8988 ÷ 8 ÷ 4 = ?
[A].4494 [B].
561.75 [C].
2247 [D].
280.875 Answer: Option D
Explanation:
Given Exp. = 8988 x 1 x 1 = 2247 = 280.875 8 4 8