If you know what happens in 2/3 of a minute, multiply that number by 3/2 to see what happens in a minute. This is true because you have the proportion
And solving for x you have
Getting rid of mixed fraction, we have 5 1/4=21/4, and thus the final answer is
relating to or denoting a system of numbers and arithmetic based on the number ten, tenth parts, and powers of ten.