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juin [17]
3 years ago
7

John is x years old now. five years ago,he was hal as old as he is now.how old is he now?​

Mathematics
2 answers:
Nezavi [6.7K]3 years ago
5 0
Honestly the question doesn’t make sense. Imagine x=7 your saying john is 7 years old now. 5 years ago he was how old he is now (aka 7 for example) how old is he now? He can’t be how old he is now 5 years ago.
aksik [14]3 years ago
3 0

Answer:

Not enough information.

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4 years ago
Out of 100 employees at a company, 92 employees either work part time or work 5 days each week. There are 14 employees who work
Alexus [3.1K]

Answer: 0.02

Step-by-step explanation:

OpenStudy (judygreeneyes):

Hi - If you are working on this kind of problem, you probably know the formula for the probability of a union of two events. Let's call working part time Event A, and let's call working 5 days a week Event B. Let's look at the information we are given. We are told that 14 people work part time, so that is P(A) = 14/100 - 0.14 . We are told that 80 employees work 5 days a week, so P(B) = 80/100 = .80 . We are given the union (there are 92 employees who work either one or the other), which is the union, P(A U B) = 92/100 = .92 .. The question is asking for the probability of someone working both part time and fll time, which is the intersection of events A and B, or P(A and B). If you recall the formula for the probability of the union, it is

P(A U B) = P(A) +P(B) - P(A and B).

The problem has given us each of these pieces except the intersection, so we can solve for it,

If you plug in P(A U B) = 0.92 and P(A) = 0.14, and P(B) = 0.80, you can solve for P(A and B), which will give you the answer.

I hope this helps you.

Credit: https://questioncove.com/updates/5734d282e4b06d54e1496ac8

7 0
3 years ago
Can I get help on this please
ryzh [129]

Answer:

D.

Step-by-step explanation:

<FIL and <AIN are Vertical angles.

Vertical angles are always congruent.

Congruent means the same or equal.

8 0
3 years ago
6z+10=-2<br><br> pls answer' <br> i willmarke brainlest
Blizzard [7]

Answer:

Step-by-step explanation: 6z=-2-10

6z= -12

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then z= -2

5 0
3 years ago
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Neporo4naja [7]

Answer:

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Step-by-step explanation:

45 - 17 = 28 miles

28 : 4 = 7 miles

8 0
3 years ago
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