SOLUTION: 15%of the persons taking a driving test failed to pass the first time.What percentage passed the first time and how many persons passed if 320 persons took the test?
Algebra.Com
Question 1033910: 15%of the persons taking a driving test failed to pass the first time.What percentage passed the first time and how many persons passed if 320 persons took the test?
Answer by macston(5194) (Show Source): You can put this solution on YOUR website!
.
100%-15%=85%
ANSWER 1: 85% passed the first time.
.
(0.85)(320)=272
ANSWER 2: 272 people passed the test the first time.
.
RELATED QUESTIONS
In a city the probability that a person will pass his or her driving test the first... (answered by stanbon)
Could you please help me with this problem. Thanks in advance.
On an algebra test 39... (answered by ankor@dixie-net.com)
A class of 30 students took two quizzes. 16 passed the first quiz and 20 passed the... (answered by macston)
A class of 30 students took two quizzes. Sixteen passed the first quiz and 20 passed the... (answered by ikleyn)
A QDA instructor gave a class two tests. 25% of the class passed both tests and 42%... (answered by fractalier)
A QDA instructor gave a class two tests. 25% of the class passed both tests and 42%... (answered by fractalier)
In one city, the probability that a person will pass his or her driving test on the first (answered by stanbon)
in one city, the probability that a person will pass his or her driving test on the first (answered by stanbon)
In one city, the probability that a person will pass his or her driving test on the first (answered by ewatrrr)