Question
 If the sequence of the English alphabet is reversed
then which letter is in the exact middle of the 19th letter from left and 20th letter from the right in the English alphabet in the new series?Solution
ZÂ YÂ XÂ WÂ VÂ Â U Â T Â SÂ RÂ QÂ PÂ Â O Â N Â MÂ LÂ KÂ JÂ Â I Â H Â GÂ FÂ Â E Â DÂ CÂ BÂ Â A Now in the new series, The 19th letter from left end is H. The 20th letter from the right end is T. Letters between H and T are SÂ RÂ QÂ PÂ Â O Â N Â MÂ LÂ KÂ JÂ Â I Â but N is in exact middle of them. Â Â
1.3wx = 40 – wy
2. b2 = 2b + p
3. d2 + d = q
Now, observe the given conditions:
One root of equation...
I. 63x2 + 148x + 77 = 0
II. 21y2 + 89y + 88 = 0
I. 3x2 – 17x + 10 = 0
II. y2 – 17y + 52 = 0
What is the average salary of 10 officers , if a clerk’s salary is Rs. 15,000?
Statement I: The total salary of 10 officers and 5 clerk is Rs....
The quadratic equation 2x² − kx + 3 = 0 has equal roots. Find k.
If x^2 - 7x + k = 0 has roots that are equal, what is the value of k?
Solve the quadratic equations and determine the relation between x and y:
Equation 1: x² - 22x + 120 = 0
Equation 2: y² - 25y + 144 = 0
I). 4p + 3q = 25
II). 5p + 2q = 26Â
I. x2 + 28x + 96 = 0
II. y2 + 3y - 70 = 0
I. 5q = 7p + 21
II. 11q + 4p + 109 = 0