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Calculate the number 7724

NUMBERMANIA: Calculate the number 7724 using numbers [6, 9, 4, 3, 51, 758] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.

Correct answers: 35

The first user who solved this task is Sanja Šabović.

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Same colour

When Nancy bought half a dozen underwear for her husband Ned, Ned commented, "What made you buy the same colour honey? People may think I never change my undies."
Nancy asked, "which people?"
The silence was deafening!

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Multi-satellite launch

In 1961, the first U.S. rocket to launch three satellites was launched from Cape Canaveral, Florida. The Thor-Able-Star rocket Omicron 1 carried 3 payloads, The first, Transit 4A weighed 1,175-pounds with an atomic radio-isotope powered battery of the Snap series. The battery (4.7-lb; about 5"x5") was placed at the top of the drum-shaped craft to provide 2.7 watts of electricity for 5-yrs. Injun (40-lb to gather data on the radiation belts); and Greb 3 (55-lb to gather data on X-ray radiation from the sun.) The previous year, a similar rocket launched a payload of 2 satellites on 22 Jun 1960. A launch of 8 satellites on one rocket took place 9 Mar 1965.

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