On October 3, 1962, Wally Schirra took off on a six-orbit, nine hour mission. If Schirra traveled a total distance of 162,000 miles, what was his average rate of speed?

Both the red and blue line segments stretch from the center of the circle to a point on the circle. the length of the blue segment is 5. how long is the red line segment?

Which of the following is the correct ratio for converting kilograms to grams

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. how many hours after the truck's departure will the two meet?