Question
If in the number “756852733846321876”, the number at
each odd position is decreased by 1, then how many such numbers are there in the final arrangement each of which is immediately preceded by an odd number and immediately followed by an even number?Solution
756852733846321876 655842632836220866 558, 584, 328, 362
If x2 - 3x - 18 = 0 and y2 + 9y + 18 = 0, which of the following is true?
If x^2 - 7x + k = 0 has roots that are equal, what is the value of k?
I. 4x² - 21 x + 20 = 0
II. 8y² - 22 y + 15 = 0
I. p2 - 53p + 672 = 0
II. q2 - 27q + 126 = 0
I. 2y2 + 11y + 15 = 0
II. 3x2 + 4x - 4= 0
I. x²= 961
II. y= √961
I. 2x2 + 5x + 2 = 0
II. 4y2 = 1
I. 22x² - 97x + 105 = 0
II. 35y² - 61y + 24 = 0
I. x2 = 10
II. y2 - 9y + 20 = 0
...Quantity I: The cash price of a notebook is Rs. 100 but is can also be purchased on 11 monthly equal instalments of Rs. 10 each. Find rate of S.I.?
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