Question
Which of the following statements is not
correct? Read the directions carefully and answer the following question. Eight friends P, Q, R, S, T, U, V and W are sitting in a circle facing the centre. Q is sitting between V and S. W is third to the left of Q and second to the right of P. R is sitting between P and V and Q and T are not sitting opposite to each other.Solution

If x = 21, then the value of x5 - 22x4 + 22x3 - 22x2 + 22x - 1 is
In a club of singers and dancers, 10% of the artists are absent on a particular day and 90% of the present artists are dancers. If 2,250 singers are pr...

11, 18, 27, 38, 54, 66
If (a + b) = 9 and ab = 14, find the value of (a² + b²).
A dishonest dealer claims to sell goods at cost price but uses a false weight of 900g instead of 1kg. What is his profit percentage?
If ab = -15 and (a2 + b2) = 34, then find the value of (a – b).
If 9x2 + 16y2 = 24xy, then find the ratio of ‘x’ and ‘y’, respectively.
- If (725 – 700 + 175) ÷ 5 + √1225 = x, then {(x/2) + 20} = ?
If x4 + 1/(x4) = 194 , , then find the value of 1/(x3 ) + x3 ?
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