In a survey of 100 outpatients who reported at a hospital one day, it was found that 70 complained of fever, 50 had stomach trouble, and 30 were injured. all the 100 patientshad one or the other of these complaints, and 44 had exactly two of them. how many patients had all three complaints?

The blue whale is the largest animal living on the earth. the average blue whale measures 100 feet long (30 meters) and weighs 300,000 pounds (136,000 kilograms). a whale’s head is 1⁄3 of the length of its body. a new baby whale is 1⁄4 the length of a grown whale. the average man is 1⁄17 the length of a blue whale, and 1⁄1,818 its weight. a human baby measures 1⁄4 of the length of an adult. calculate the following information: how long is a whale’s head? how long is a new baby whale? how tall is the average man? how much does the average man weigh? how tall is the average human baby?

You paid 28.00 for 8 gallons of gasoline. how much would you pay for 15 gallons of gasoline?

Jimmy can run 3.5 miles in 20 minutes. how far can ne run in one hour and ten minutes?