Arrange the following words as per order in the dictionary.
1. Scarf
2.Scene
3.Shell
4.Survey
5.Stream
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8 is related to 81 in the same way as 64 is related to ____
The relationship is xy : x+1y+1
Now , 64 = 43
So, required number = 4+13+1 = 54 = 625
'P' walked 1 km towards south direction and turned 90oACW and walked 2 km. Then he turned his left and walked 1 km and then he turned his right and walked 2 km. After that he turned 90o ACW and walked 3 km. How far is he from the starting point ?
Arrange the following words as per order in the dictionary
1. Sinister 2. Sinuous 3. Sinhalese 4.Sinusitis 5. Sinecure
In the following question, select the missing number from the given series.
13, 16, 20, 23, 27, ?
5, 8, 11, 14, 17, ?
1. Direction 2. Directed 3. Director 4.Directing
Thrice the square of a natural number decreased by 4 times the number is equal to 50 more than the number. The number is ?
Let the number be x. Then,
3x2 - 4x = x + 50
3x2- 5x - 50 = 0
(3x + 10)(x - 5) = 0
x = 5