MBA Exam

if the profit and discount are both 10%,by what percent is the marked price more than the c.p?pl. provide sol. also.

1) 11 1/9%
2) 22 2/9%
3) 9 1/11%
4) 18 2/11%

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MBA Other Question

The average score of 60 students is 90. If scores of top 5 students is not considered then average of the remaining drops by 5.If the second ranked student scored less than 140 and all the students got integral scores , Find the minimum mark scored by topper?

1) 175
2) 169
3) 153
4) 161
How many number of pairs of real numbers (x, y) satisfying the equations x = x2 + y2 and y = 2xy?

1) 3
2) 0
3) 1
4) 2
5) 4