MBA Exam

find the ration of radius of biggest circle to smallest circle

1) 3^1/2 +1
2) 2 * 3^1/2 + 1
3) 3^1/2 + 2
4) 3 + 3^1/2

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MBA Other Question

If the roots of the equation (x + 1) (x + 9) + 8 = 0 are a and b, then the roots of the equation (x + a) (x + b) - 8 = 0 are(1) 1 and 9 (2) -4 and -6 (3) 4 and 6 (4) Cannot be determined

1) a
2) b
3) c
4) d
A is 20% more efficient than B. If B can complete a piece of work in 30 days, then in how many days can both A and B complete the work

1) 11*5/11
2) 13*7/11
3) 15*7/11
4) 17*5/11