Check all that are possible units for measuring distance in the metric system a meter b millimeter c centimeter d foot answer and i'll transmit a free waffle dinner into your brain

Options a, b and c ate the correct answers.

Step-by-step explanation:

The metric system is the most common system of weights and measures. This system is an internationally recognized system for measurement. So, in metric system, different measurements for distance are namely kilometer, meter, decimeter, centimeter and millimeter. Out of these we have 3 in given options.

A - Meter

B - Millimeter

C - Centimeter

Hence, these three are the correct answers.

Foot is not included in metric system.

4/6 = 2/3

so it should take 3/3 hours per man. so 9 hours is the answer 3*3 =9

step-by-step explanation: