Question Help A hiker wants to determine the height of a tree. She measures the tree's shadow to be 29.9 meters long. Her own shadow at the same time is 2.6 meters long. If the
hiker is 1.7 meters tall, how tall is the tree?
The height of the tree is approximately meters.
(Type an integer or decimal rounded to the nearest tenth as needed.)

Aparking lot is to be 400 feet wide and 370 feet deep. how many standard-sized cars fit in this lot considering a double-loaded (w4) two way traffic set up, an angle of 90° and a sw of 9’ 0’’? (do not consider handicapped parking spaces, and consider 15’ for turning aisles). show your work.

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?

One card is dealt from a 52 card deck. find the probability that the dealt card is a 4 or a black 7