On a certain map, 1 centimeter represents 5 kilometers. on the map, region x has an area of 6.4 square centimeters.
quantity a quantity b
the actual area of region x 150 square kilometers
a) the quantity in column a is greater.
b) the quantity in column b is greater.
c) the two quantities are equal.
d) the relationship cannot be determined from the information given.

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?

36 inches/second = yards/minute how many yards?

What is the axis of symmetry of the function f(x)=-(x+ 9)(x-21)