Emma has half of her investments in stock paying a 9% dividend and the other half in a stock paying 11% interest. If her total annual interest is $420, how much does she have invested?

What is the total weight of 3 bags if their individual weights are 2/5, 7/10, and 3/5 pounds? Give your answer as a mixed number in simplest form.

Each patty contains 200 grams of ground beef. 467 burgers were sold, how many kilograms of ground beef were used

A single Rhinovirus is 2 * 10-8 meters long, and a single E. coli bacterium is 2 * 10-6 meters long. How many times larger is an E. coli bacterium than a Rhinovirus?

According to the CDC (Centers for Disease Control and Prevention), men who smoke are 23 times more likely to develop lung cancer than men who don't smoke. Also according to the CDC, 21.6% of men in the U. S. smoke.

True or False: Addition and Subtraction of complex numbers are very different procedures.

The students going on Service Adventure had a 2,367-kilometer flight. If their travel time was 2 hours Andy 56 minutes, what was their averge speed in kilometers per hour?

The dimensions of a rectangular prism are measured in centimeters. What unit will the volume of the prism be measured in? centimeters square centimeters cubic centimeters meters

Naomi's sack lunch weighs fourteen sixteenths of a pound. Brodys sack lunch weighs six sixteenths of a pound. what is the difference between the weights of their sack lunches?

Zarina is scuba diving. She will not give below - 30 meters relative to the surface of the water. Write an inequality that represents this situation. Is - 20 a solution to the inequality?

What are the Rays of half circle