Question
a class of ten students took a math exam. each problem was solved by exactly seven of the ten students the first nine students in the class solved exactly four problems each . what is the number of problems solved by the tenth student
Answers
If there were x problems, then
9*4 + x = 7x
9*4 + x = 7x
Related Questions
Answer the question(s) based on the following situation: 150 students in a math class take the final...
On a math test,12 students earned an A. This number is exactly 25% of the total number of students...
Mr. Mole determined that 2/3 of the students in his math class had pased the final exam. If 16 stud...
1. The number of hours spent on math homework each week and the final exam grades for twelve studen...