Others Maths Puzzle

Q 98 : A bus driver drives a bus and takes X minutes to cover a distance of Y kilometers . If he increases the actual speed of 6 km/minute by 25 % , it takes 10 minutes less to cover the same distance . Find X (in minutes) and Y (in kilometers)

a) 60, 360
b) 45, 270
c) 50, 300
d) 40 ,240

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Others Other Question
In the Fibonacci sequence, 1, 1, 2, 3, 5, ......, each term after the second is the sum of the previous two terms. How many of the first 100 terms of the Fibonacci sequence are odd? The greatest number which will divide: 4003, 4126 and 4249.