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Table shows the number of first-language speakers (in millions) of the seven most widely spoken languages. Note: there are 3800 known languages worldwide; one-seventh are expected to die out over the next 40 years and 72.5 percent over the next 100 years; three-sevenths of the world's population speak these seven as a first language and a further 1.7 billion speak one as a second language.

LanguageFirst-language Speakers (millions)
English1386
Chinese1000
Spanish280
Russian270
French220
Portuguese160
Arabic140

How many languages are expected to die out over the next 100 years?

A3800
B3455
C2655
D2755 ✓ Correct
Correct answer: (D) 2755
Explanation

The number is 2755, so the answer is 2755.

There are 3800 known languages in all.

It is predicted that 72.5 percent of them will die out in the next 100 years.

So the number dying out is 72.5 percent of 3800.

That is 3800 times 0.725.

That equals 2755.

So the answer is 2755.

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