Calculate the number 920
NUMBERMANIA: Calculate the number 920 using numbers [4, 3, 7, 7, 28, 834] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.Correct answers: 1
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Uranus ringsIn 1994, the Hubble space telescope photographed Uranus with its rings and several inner moons. Bright clouds showed up in the southern hemisphere of the planet. Hubble gave astronomers the ability to again study details of the planet previously seen only briefly while the Voyager 2 spacecraft flew by the planet a decade earlier. |