MBA Exam

Question:A solid sphere is cut into 16 identical pieces with 5 cuts. What is the percentage increase in the combined total surface area of all the pieces over that of the original sphere?

1) 350%
2) 150%
3) 200%
4) 250%

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MBA Other Question

ABCD is a trapezium with AB parallel to CD. AC is perpendicular to BC and BD is perpendicular to AD. If AD=BC=15cm and AB=25cm , find the area of the trapezium ABCD.

1) 192 cm^2
2) 232 cm^2
3) 172 cm^2
4) None of these
5) Cannot be Determined
There is a school were 60% are girls and 35% of the girls are poor.Students are selected at random, what is the probability of selecting a poor girl out of total strength.?plz post method to solve this

1) 21
2) 21/100
3) 7/12
4) none