Numbers

Our biology instructor estimated that the ratio of As to Cs on the midterm exam was _____.

10:1

She told us that ______ of the biology text would require extra attention in the coming week.

Chapter 19

_______ percent of those students will be assigned to another professor's class.

fifty

Of the 260 aboriginal languages identified in Australia in the twentieth century, less than _____ percent now have enough speakers to guarantee the survival of the languages.

10

The Dead Sea, between Jordan and Israel, is the world's lowest point at _____ meters below sea level.

408

Asia, the world's largest continent, encompasses more than _____ square kilometers.

44.5 million

_______ students tried to sign up for Professor Ling's biology course because she is such an engaging lecturer.

eighty-seven

An area that receives less than _____ inches of rain a year is considered a desert.

ten

A number of people in our class have returned to college after raising their families, so the average age of the students is ______.

thirty-two

_____ aboriginal languages were identified in Australia in the twentieth century, but many have since become extinct.

two hundred sixty