iQ Quiz Game 4

Test # 4


1.
If two numbers are respectively 20% and 50% of a third number, what % is the first number of the second one?

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Idiom of the Day

guard against (someone or something)
to take care to avoid someone or something
When we go to the beach we must guard against the hot sun.

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Element
Element : vanadium
Symbol : v
Atomic no. : 23
Melting Point (deg c) : 1910
Boiling Point (deg c) : 3407
Discoverer : del rio (1801)      .. More >>
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