LOGICAL REASONING WITH EXAMPLES

REASONING :

1) In a certain code GEAR is coded as '5934' and RIPE is written as '4869'. How is PAGE written in        that code.
     
    a)6359
    b)6539
    c)4359
    d)6459
    e)None of these.

2) What should come next in the following series.

      10  60  20  70  30  80  40 __ 50