Round the following numbers to the nearest ten. A: 12 B: 15 C: 154 D: 6

When rounded off to the nearest tens, the numbers are 10, 20, 150 and 10

Step-by-step explanation:

Step 1: If the numbers have their units digit as 5 or greater, then round it off to the next ten or else round it off to the previous ten.

⇒ 12 ≈ 10

⇒ 15 ≈ 20

⇒ 154 ≈ 150

⇒ 6 ≈ 10

Answer: A:10 B:10 or 20 C:150 D:10