When x = 1, then value of |2x – 1| + |x – 3| will be -

Direction : What should come in place of the question (?) in the following question.

$$ {\sqrt{441}}+ {(71)^{2}} -{(?)^{2}}=2707 $$

Find the conjugate of (1 + i) ³ 

24% of 680 + 16 % of 525 – 22% of 450 =?

If $${b\over a}=0.7$$ find the value of $${a-b\over a+b}={11\over34}.$$

The value of x for which the expressions 7x + 13 and 13x - 7 become equal is _____ .

If $${32÷16-5×2\over 11÷22×8-5×2}={1\over p}$$then what is the value of P?

If the square root of 841 is 29, then square root of 0.00000841 is equal to: