Answer:-4 > -5
Step-by-step explanation:
Given that half of the personal music players sold by a particular brand have a flaw. If the player has the flaw, it dies in the first six months. If it does not have this flaw, then only 20% fail in the first six months.
Let A be the event that it fails in I 6 months
B1 = it has a flaw
B2 = it does not have a flaw
B1 and B2 are mutually exclusive and exhaustive
the chances that it has this flaw
=The probability that it has the flaw is
<h2>Answers :</h2>
a) There are <u>5 subjects</u> in Grade six.
b) 5+7+4+4+5 = There are <u>2</u><u>5</u><u> </u><u>students</u><u> </u> in Grade six.
c) My favourite subject is <u>Maths</u>.
d) My classes start at <u>12 noon.</u>
<h2>So ,</h2>
The question can be :
<h3>What is the class schedule, number of students and subjects in Grade 6? </h3>