Latisha wants to get at least a b+ in her history class. to do so, she needs to have an overall average of at least 86%. so far, she has taken three tests and has gotten scores of 90%, 82%, and 81%. a. use the 5-d process to latisha determine what percent score she needs on the fourth test to get the overall grade that she wants. the fourth test is the last test of the grading period. b. the teacher decided to make the last test worth twice as much a regular test. how does this change the score that latisha needs on the last test to get an overall average of 86%? support your answer with mathematical work.

In a recent basketball game between the storm and the chargers, the number of points scored by the storm in the first half was equal to the number of points scored by the chargers in the second half of the game. in the first half, the storm scored 64 points, which is one - third of the total points that were scored during the game. during the second half, the chargers scored 16 points more than one - fourth the points scored in the game. you want to know how many total points that were scored during the game. 1. write an equation that models this situation. then, solve the equation. 2. how many total points were scored during the game? explain your reasoning. 3. does your answer make sense? justify your reasoning.

In the given triangle, ∠aed ∼ ∠ abc, ad = 6.9, ae = 7.2, de = 5.2, and bc = 10.2. find the measure of bd and ce. round your answer to the nearest tenth.

What is the volume of the cone to the nearest cubic millimeter? (use π  = 3.14) a) 46 mm3 b) 128 mm3 c) 183 mm3 d) 275 mm3 diameter = 5 mm height = 7 mm how do you do this problem step by step?