exam Maths Puzzle Numerical Ability

In 1990, the United States imported 917 million dollars worth of wine. In 2000, the United States imported 2209 million dollars worth of wine.

(Source: U.S. Department of Agric

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exam Other Question

What point is in the feasible region of the system of inequalities:

4x=y<=8
2x=5y<=18
x=>0, y=>0

Thanks,
(In a jar there are 2 red balls, 3 white balls and 1 green ball).

1.) what is the probability that a green ball will be drawn at 2nd pick?


2.)what is the probability of drawing the same color on both picks?