PreAlgebra
 0
 0
 0
 0
 0
asked by
mysterychicken

 0
 0
posted by RickP

 0
 0
posted by mysterychicken
Respond to this Question
Similar Questions

probabilities
A multiple choice test has 16 questions. Each question has 4 possible answers with only one is correct. Assume that all questions are answered and the probability to answer any question correctly is 0.25. Let X be the number of 
Math
Earl answered 2 more math questions correctly than Anna did. Anna answered 3 fewer questions thatn Juanita did. Juanita answered 21 questions correctly. How many questions did Earl answer correctly? Could someone explain how to 
math
Sally answered 90% of the math test questions and 80% of the history test questions correctly. If each test had 50 questions, how many questions in all did she answer correctly? I think that she answered 85 questions in all that 
Math
Adam answered 80% of the questions correctly. He answered 6 questions wrongly. Find the total number of questions in the quiz 
math
Sheryl correctly answered 85% of the questions on her 200question biology final. Fernando scored a 90% on his 180question chemistry final. (a) Who answered more questions correctly? ____________________ (b) Who answered more 
MATH
Sally is evaluating some test papers. There are 80 multiple choice questions in the test. Students get two points for every correct answer and for every wrong answer or any question left blank, one point is deducted from the total 
General
I just have a question for the people who help the students. Do you guys pick certain people to answer or does it take more time to figure out or answer certain problems over others? Or does it just have to do with the fact that 
math
Sheryl correctly answered 85% of the questions on her 200question biology final. Fernando scored a 90% on his 180question chemistry final. (a) Who answered more questions correctly? (b) Who answered more questions incorrectly? 
Discrete Math
A professor gave his 40 students a test with three questions. Every student answered at least one question. Ten didn't answer the first question. 14 didn't answer the second question. 12 didn't answer the third question. If 18 
math
A professor gave his 40 students a test with three questions. Every student answered at least one question. Ten student did not answer the first question, 14 did not answer the second question, and 12 did not answer the third 
Need help in math
Janet took a test that contained 328 questions. She answered 75% of the questions. How many questions did she answer. please show your work thanks