Find the value of x:
2³ × 3⁴ × 1080 ÷ 15 = 6^x

Direction : What value should come in the place of question mark (?) in the following questions?

80% of 10% of 340 = ?

(0.04)^-1.5 on simplification gives: 

For what value of m will the system of equations 18x-72y+13=0 and 7x-my-17=0 have no solution?

The simplified value of
$${{1\over 3}÷{1\over 3}×{1\over 3}\over{1\over 3}÷{1\over 3}of{1\over 3}}-{1\over 9}$$

Direction : What value should come in the place of question mark (?) in the following questions?

125% of 2440 – 75% of 1856 = ?

Find the value of given expression. 

[76 – {90 ÷ 5 ⨯ (24 – 36 ÷ 3) ÷ 3}] 

$$ {4\over 5}×[{1\over 2}\ of\ 25]+12÷{3\over 4}-32=?$$