MBA Exam

two trains of length 110 metres and 90 metres are running on parallel lines in the same direction with a speed of 35 km per hour and 40 km per hour respectively. in what time will they pass each other?

1) 7.15 seconds
2) 8.03 seconds
3) 2.09 seconds
4) 10.15 seconds

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MBA Other Question

Find the remainder when the sum 2^100+2^200+2^300..+...+..2^10000 is divided by 7

1) 0
2) 2
3) 1
4) 6
5) None of these.
S1 = {2, 4, 6, 8, .................... 800} S2 = {3, 6,
9, 12, .................. 900}If S3 = S1 Ï… S2, then what will be the
105th element of S3 if all its elements are arranged in increasing
order?

1) 120
2) 158
3) 198
4) 630