Question

Multiplying 10 by what number will produce an irrational number?

O √4
O 3π
O 10
O 10.5

Answer 1

Multiplying 10 by pi will produce an irrational number.

Explanation:

10 and 10 are both rational, 10 and 10.5 are both rational, 10 and √4 are both rational (I researched to double check), leaving 10 rational and 3π irrational, meaning that the answer is B 3π.