Math

Probability Calculator

Compute basic event probability and combined probabilities for two independent events.

Inputs

Result
P(A) and P(B) (independent)
0.25
P(A) or P(B)0.75
P(not A)0.5
P(not B)0.5
Neither A nor B0.25
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What is X% of Y, and other common percentage problems.

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Solve A:B = C:? proportions.

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Area of rectangles, triangles, circles & trapezoids.

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Volume Calculator

Volume of boxes, cylinders, spheres and cones.

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