Find the Indicated Probability $\frac { 7 } { 8 }$

question 77

Multiple Choice

Find the indicated probability.
-If you flip a coin three times, the possible outcomes are HHH, HHT, HTH, HTT, THH, THT, TTH, TTT. What is the probability of getting at least one head?

• A) \(\frac { 7 } { 8 }\)
• B) \(\frac { 1 } { 4 }\)
• C) \(\frac { 1 } { 2 }\)
• D) \(\frac { 3 } { 4 }\)

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Definitions:

Continental Crust

The thick, generally granitic layer of the earth's crust that forms the continents and continental shelves, distinct from the denser, basaltic oceanic crust.

Upper Mantle

The upper mantle refers to the section of the Earth's mantle situated just beneath the Earth's crust, extending down to about 660 kilometers below the Earth's surface. This region is significant for its role in tectonic movements and the convection currents that drive plate tectonics.

Earth's Layers

The division of the Earth into distinct layers including the crust, mantle, and core, each with its own properties and composition.

Surface

The outermost or uppermost layer of an object or area which is in direct contact with the environment.