Multiple choice general knowledge science & technology 0.1*0.1 is?? 0.1 1 0.01 0.001 Reveal answer Fill a bubble to check yourself C Correct answer Explanation When multiplying 0.1 by 0.1, we multiply 1 by 1 to get 1, then count the total decimal places (2) and place the decimal point accordingly, resulting in 0.01. This is fundamental decimal multiplication.