Please help :(

Ian and Danny work for a construction company. The table shows their daily wages (in dollars) for a week picked randomly from the calendar year.

Ian’s Wages ($) Danny’s Wages ($)
96 153
120 89
114 91
111 96
106 129
123 94
110 99

The best way to compare Ian’s and Danny's wages is by using the (mean, median, mean absolute deviation, interquartile range) as the measure of center.

Comparing this measure of center of the two data sets indicates that (Ian, Danny) generally earned higher wages during the days listed.

Name the most appropriate metric unit for each measurement like a length of an carrot

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?

What are the measures of ∠a, ∠b, ∠c and ∠d? explain how to find each of the angles. measure need asap