Answer:
13 hours and 20 minutes
Step-by-step explanation:
Joan read in 4 hours = 75 pages
She read in 1 hour = pages
= 18.75 pages
It will take her to read 250 pages =
= 13.33 hours.
Now we will convert 0.33 hours to minute.
0.33 × 60 = 19.8 minutes ≈ 20 minutes
It will take her 13 hours and 20 minutes to read 250 pages.
Answer:
Step-by-step explanation:
Given
Probability of clearing exam in 1 st attempt=0.5
Probability of clearing exam in 2 nd attempt=0.7
Probability of clearing exam in 3 rd attempt=0.8
Probability that she passes the exam
(b)P(Pass qualification on 2nd try|passes qualification)
P(Pass qualification on 2nd try|passes qualification)
P(Pass qualification on 2nd try|passes qualification)
Answer: Choice [D] - "power of a power" ✅
Step-by-step explanation:
Hii, do you need to know which law you should use to simplify ?
No problem!
The law we will use here is "power of a power".
What "power of powers" means is we raise a power to a power, which is exactly what we do here: We raise x^4 to the power of 9. To simplify our expression, we multiply the powers. ()
So the right answer is: Choice [D] - "Power of a power"
The simplified answer is
Voila! There's our answer, cheers!
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Hope that this helped! Best wishes.
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