A car travels 76 km in 49 minutes. What is its average speed in km/h?
Give your answer rounded to 1 decimal place.

Aresearch company wants to test the claim that a new multivitamin to improve short term memory. state the objective of the experiment, suggest a population, determine the experimental and control groups, and describe a sample procedure.

1mile equals approximately 1.6 kilometers. which best approximates the number of miles in 6 kilometers?

Sara can take no more than 22 pounds of luggage on a trip.her suitcase weighs 112 ounces.how many more pounds can she pack without going over the limit?