What should come in place of question mark (?) in the following equation?

33.18 + 3.081 + 20.002 + 14.014 = ?

70.277

70.077

70.177

71.006

None of these

Correct Answer : A

A number exceeds its four seventh by 18. What is the number

If m and n (n > 1) are whole numbers, such that mn = 121, the value of (m – 1)n + 1 is

if x/y=3/4 .the value of (6/7+y-x/y+x) is