Which equation is correct regarding the diagram of circle O?

In City Lake, researchers caught, marked, and released 176 bass. Later, they took a sample of 91 bass and found that 13 were marked. Estimate the number of bass in the lake.

On Germany, Vat is at 19%. Jeremy buys a calculator in Germany for €58.31 This price includes VAT. Find the amount of Vat paid by Jerrmy

1 pound bag shared with 15 people each getting2/5

What is 5 kilometers to meters?

The length of a rectangle is 1 inch more than twice it's width. if the area of the rectangle is the same as the area of a square whose side is 6 inches find the dimensions of the rectangle

How do you work out 2x > 7

28/49 in simplest form

If you spend $6.00, and the store has a 5% sales tax, how much is your final bill?

Determine whether the pair of lines is parallel perpendicular or neither y=-5/18x + 2 and y 5/18x + 2

Rico, Carolina, and Gloria have pizza that they are going to be sharing with other people. Rico gave away 1/3 of his cheese pizza to Carolina and she gave him 3/7 of her pepperoni. Rico then gave Gloria 1/7 of his cheese pizza.