Calculate the number 1590
[4022] Calculate the number 1590 - NUMBERMANIA: Calculate the number 1590 using numbers [4, 4, 5, 5, 22, 341] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once. - #brainteasers #math #numbermania - Correct Answers: 32 - The first user who solved this task is Djordje Timotijevic
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Calculate the number 1590

NUMBERMANIA: Calculate the number 1590 using numbers [4, 4, 5, 5, 22, 341] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
Correct answers: 32
The first user who solved this task is Djordje Timotijevic.
#brainteasers #math #numbermania
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An elderly couple visits their grown-up grandson one night. While in the bathroom, Grandpa discovers a bottle of Viagra in his grandson's medicine cupboard.

"I don't think you should take one of those," says the grandson when his grandpa asks him about them: "They're pretty expensive."

"How much?" asks the old timer.

"$20 a pill," replies the grandson.

"I'd still like to try one," says the old man: "Before we go in the morning I'll leave the money under the pillow in the guest room."

The next day the grandson goes into the guest room, and lifts the pillow to find $120. Puzzled, he calls his grandpa. "Grandpa, I told you the pills were $20 each!" he says.

"I know," says the old man: "The extra $100 is from your grandma!"

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Thyroxine

In 1914, the thyroid hormone, thyroxine, was first crystallized by biochemist Edward C. Kendall of the Mayo Foundation in Rochester, NY. Thyroxine controls the cellular rate of carbohydrate metabolism and of protein synthesis and breakdown. On Dec 23, he began evaporating an ethanol solution of a sample of the acid-insoluble fraction of thyroid glands removed surgically from patients. It left a white crust surrounded by a ring of yellow waxy material. Adding ethanol now redissolved the waxy material, but not the white crust. On Christmas Day, he dissolved some of the white crust in ethanol and sodium hydroxide. A few drops of acetic acid precipitated crystals. This throxine was fully active in relieving the symptoms of thyroid deficiency in hypothyroid patients.
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