exam Maths Puzzle Numerical Ability

300 pennies are tossed into the air. Determine the probability of:

1) P(125 is less than or = X less than or = 170 tails)

2) If your co worker is willing to wager 10.00 on this, should I take the wager and why?

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exam Other Question

In Isosceles trapezoid ABCD, the longer base, AB, is one and one half times as long as the shorter base, CD. The other two sides, AD and BC, are both 13 cm. long.
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