Math Quiz

What is the result for the following operation? 30,000 − 8,765= . . .

• 38,765

• 21,235

• −8,765

• −38,765

In the heart of the vast and ominous Mariana Trench, where the ocean's depths conceal more than they reveal, an air of mystery cloaks the darkness that pervades the abyss. Dr. Olivia Hart, an intrepid marine biologist with an insatiable curiosity, found herself drawn to the enigma that was the trench's deepest point. The Mariana Trench reaches a maximum depth of 10,994 meters below sea level. If this depth is rewritten as an integer, the integer is...

• −10,994

• −5,497

• 5,497

• 10,994

A helicopter is flying at an altitude of 120 meters above sea level. If a submarine is positioned 39 meters below sea level, then the difference in height between the helicopter and the submarine is...

• 39 meters

• 81 meters

• 120 meters

• 159 meters

Fraction is one of a kind of number that expresses parts of a whole. Then the fraction that expresses the following model is...

In a small business of 40 employees, 30 employees are women. What fraction represents the proportion of women among the employees?

4.315 + 125.7= . . .

• 130.415

• 130.025

• 130.015

• 129.315

The result of 8.304 + (−2.467) = . . .

• 7.837

• 6.837

• 5.837

• 4.837

The result of 53.217 + 8.47 − (−3.125) = . . .

• 64.812

• 62.592

• 58.942

• 46.562