Chemistry
 👍 0
 👎 0
 👁 192

 👍 0
 👎 0

 👍 0
 👎 0

 👍 0
 👎 0
Respond to this Question
Similar Questions

Math
In yourâ€‹ class, you have scores of 73,85,76, and 92 on the first four of five tests. To get a grade of Upper C, the average of the first five tests scores must be greater than or equal to 70 and less than 80. a) Solve an
asked by Ms. E on September 30, 2015 
math
A student had an average of exactly 84 marks after taking three tests. On the fourth test, he scored 96%. The average for all four tests is A. 84 B. 86 C. 87 D. 82
asked by Anonymous on August 5, 2015 
math
A student has passed 60 percent of the 20 quizzes he has written so far successfully. If the student writes 50 quizzes during the year, and passes 80 percent of the remaining quizzes successfully, what would his average percentile
asked by allie on November 11, 2016 
Tribhuwan
sheila has taken five tests so far this semester. if she gets a 70 on her next test, it will lower the average of her test scores by four points. what is her average now?
asked by Pwnmgr on September 2, 2015 
MDM4UO
A teacher provides pizza for his class if they earn an a average on any test the proability of the class getting an A average on one of his test is 8% What is the probability that the class will not earn a pizza for the firt seven
asked by Sonia on April 3, 2011

Algebra
Students get two grades for a test in an introductory psychology course: a letter grade, and a numerical equivalent (weighted value). So an A is worth 4 points, a B is worth 3 points, a C is worth 2 points, a D is worth 1 point,
asked by Camry on September 9, 2015 
Math
7. A student has received scores of 88, 82, and 84 on three quizzes. If tests count twice as much as quizzes, what is the lowest score the student can get on the next test to achieve an average score of at least 70? A. 13 B. 48 C.
asked by Juan Nita 3 on December 26, 2016 
Statistics
In your biology class, your final grade is based on several things: a lab score, scores on two major tests, and your score on the final exam. There are 100 points available for each score. However, the lab score is worth 15% of
asked by Maria on February 19, 2013 
Algebra
A student is taking a literature course in which four tests are given. To get a B, he must average at least 80 on the four tests. The student got scores of 82, 76, and 78 on the first three tests. Determine (in terms of
asked by Liz on October 31, 2011 
Math
In college algebra a student earns an average grade of 86 on his homework and 75 on his quizzes. What final examination grade will give him a total average of 80 if homework 1/10 , quizzes 3/5 and the final examination 3/10?
asked by Gary on December 4, 2017 
Math
Wanda wants to have a test average of 90 her four science tests. On the first three tests, she got scores of 84, 96, and 85. What does she need on her last test to reach her goal?
asked by Sidney on February 25, 2016
You can view more similar questions or ask a new question.