Express the repeating decimal 0.3... as a fraction.

Acar started driving from city a to city b, distance between which is 620 miles, at a rate of 60 mph. two hours later a truck left city b and started moving towards city a at a rate of 40 mph. what distance from city a is the point where the truck and the car will meet?

If p(a) = 0.70 and p(b) = 0.20, then a and b are independent events if

Select all of the following expressions that are equal to 2.5.