If to get B in the algebra course you have to get an average between 84 and 86 inclusive and you know that so far you have the following marks in the first three exams 78, 78 and 79. How much is the possible score you can get in the fourth exam to get B, will it be possible?

What is the compound interest in a three-year, $100,000 loan at a 10 percent annual interest rate a) 10.00 b) 21.00 c) 33.10 d) 46.41

Which of the following answers is 7/9 simplified? 7/9 2/9 11/9 2/7

Kayla wants to find the width, ab, of a river. she walks along the edge of the river 65 ft and marks point c. then she walks 25 ft further and marks point d. she turns 90° and walks until her location, point a, and point c are collinear. she marks point e at this location, as shown. (a) can kayla conclude that δ and δ are similar? why or why not? (b) suppose de = 15 ft. what can kayla conclude about the width of the river?