Scientific Maths

What's the next in the series?

H, Be, F, S, Mn, Kr, In, Gd, Tl, ?




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Can you make numbers like 24, using numbers 3,3,7 & 7 with any arithmetic operator?

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What begins with T, ends with T, and has T in it?

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Find the Next Number in the Sequence

2 9 3 1 8 4 3 6 5 7 ?

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You and your two friends are working in a multinational company. How can you three find out the average salary of you all without disclosing your own salary to the other two?

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Client Dempsey living in one of the East Coast states of the U.S. was talking to Landon Donovan, who was living in the West Coast state of the U.S.

Dempsey: What time is it?
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How is this possible?

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Make eight squares by moving only two matchsticks.
Note- Square can be of different sizes.

Make the Square

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He digs out tiny caves and stores gold and silver in them. He also built bridges of silver and made crowns of gold. They are the smallest you could imagine. Sooner or later everybody needs his help, yet many people are afraid to let him help them. Who is he?

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Five lovely ladies(Sophia, Isabella, Madison, Emma and Olivia) planned a picnic.

They each buy one thing each for the picnic.

Sophia, Emma and Olivia got a drink : orange-Juice, apple-juice, and mango-juice.
Olivia got the drink with the same letter as the one in her first name.
Emma loves mango-juice.
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Also Madison is allergic to cheese.

So which ladies bought what ?

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Replace the (?) with the correct mathematical signs to make the expression equal to 59.

18 ? 12 ? 4 ? 5 = 59

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With pointed fangs I sit and wait; with piercing force I crunch out fate; grabbing victims, proclaiming might; physically joining with a single bite. What am I?

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Amazing Facts

Rubik’s Cube

The inventor of the Rubik’s Cube didn’t realize he’d built a puzzle until he scrambled it the first time and tried to restore it.