EduTest Test Core Knowledge and Fundamentals 3

Question 1

Which of the following is an example of a compound sentence?

Accepted Answer

The dog barked, and the cat hid under the bed.

Answer

A compound sentence joins two independent clauses with a coordinating conjunction like 'and.'

Question 2

What percentage of 80 is 20?

Accepted Answer

25%

Answer

20 ÷ 80 × 100 = 25%.

Question 3

Which of these gases makes up the largest proportion of Earth's atmosphere?

Accepted Answer

Nitrogen

Answer

Nitrogen makes up approximately 78% of Earth's atmosphere.

Question 4

A train travels 240 miles in 4 hours. What is its average speed?

Accepted Answer

60 mph

Answer

Speed = Distance ÷ Time = 240 ÷ 4 = 60 mph.

Question 5

Which continent is the Amazon River primarily located in?

Accepted Answer

South America

Answer

The Amazon River flows through South America, mostly through Brazil.

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