GRE

The perimeter of a square whose sides are x inchcs

The circumference of a circle whose diameter is x inchcs

The probability of getting all heads when a fair coin is flipped 5 times

The probability of getting no heads when a fair coin is flipped 5 times

The sum of the areas of two equilateral triangles whose sides are 10

The area of one equilateral triangle whose sides are 20

The number of 3-digit integers all of whose digits are even

The number of 3-digit integers all of whose digits are odd

$$\frac{S}{s}$$

1.5

The area of the shaded region

1

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