SOLUTION: please help me solve this: Jim wants to get at least a 90% of math competition problems correct. however he has only answered 20 out of 50 correctly so far this year. what is the
Algebra.Com
Question 1151956: please help me solve this: Jim wants to get at least a 90% of math competition problems correct. however he has only answered 20 out of 50 correctly so far this year. what is the least number of problems he has to solve in the future in order to reach 90%?
Answer by josgarithmetic(39631) (Show Source): You can put this solution on YOUR website!
x more problems to get correct
.
.
RELATED QUESTIONS
Suppose Jim has 3 test this semester. His first test grade was a 95, However he scored an (answered by Alan3354)
My son has a math worksheet that he needs to score at least 90% on. It has 12 problems on (answered by scott8148,jim_thompson5910,oberobic)
Jim has grades of 87, 83, and 90 on three math tests. What is the lowest score he can get (answered by addingup)
Will someone help me solve this problem or check to see if I am on the right track? I... (answered by math_tutor2020)
A math student has gotten 15 questions on an exam. He wants to get at least an 85% on the (answered by stanbon)
I don't know if this is the correct area. The question is as follows: A tutor earns 15... (answered by josgarithmetic,MathTherapy)
Deandre's final exam has true/false questions, worth 4 points each, and multiple choice... (answered by rothauserc)
justin earns scores of 75,83,77,and 81 on his first four exams in math class. the final... (answered by jim_thompson5910,stanbon)
Can you help me solve this problem Please.
David has fourteen thousand dollars to invest (answered by stanbon)