Question

Venus moves at about 115,000 feet per second as it revolves around the sun. How fast is that in miles per hour? (Recall that 1 mile is 5280 feet.) Round to the nearest mph

Answer 1

22

Explanation:

115000÷5280=

21.7803030

Answer 2

78409 mph

Explanation:

You want the speed 115,000 ft/sec expressed in miles per hour.

Conversion

We can multiply by the appropriate conversion factors to change the units.

115,000 ft/s × (1 mi)/(5280 ft) × (3600 s)/(1 h) ≈ 78409 mi/h

Venus is moving at a speed of about 78409 miles per hour around the sun.

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