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Rufina [12.5K]
3 years ago
15

An unprepared student makes random guesses for 6 multiple choice questions that have selections a -

Mathematics
1 answer:
kirill [66]3 years ago
6 0
 <span>P(at least 1 ) = 1 - P(exactly none) = 1 - (4/5)^6 = .738
Hope this helps!!!:)</span>
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Adam went on a 54 \text { km}54 km54, start text, space, k, m, end text hike. He divided the distance traveled evenly over 666 d
astra-53 [7]

Answer:

9000 metres

Step-by-step explanation:

He went on a 54 km hike. First, we have to find this distance in metres.

1 km = 1000 m

54 km = 54 * 1000 = 54000 m

He divided the distance evenly over 6 days.

To find how many metres he walked each day, we divide the total distance he hiked by the number of days spent. That is:

54000 / 6 = 9000 metres

He walked 9000 metres each day.

8 0
3 years ago
8. Carisa is four inches taller than her friend Lily.
zhenek [66]

Answer:

cool

Step-by-step explanation:

3 0
3 years ago
Express jenny’s age in terms of a if jenny is three years less than half of Anne’s age.
hram777 [196]

Answer:

If Anne’s age is represented by the variable a then express Jenny’s age in terms of a if Jenny is three years less than half of Anne’s age

5 0
3 years ago
Can somebody help me? I’m already failing :(
Yuliya22 [10]

Answer:

125

Step-by-step explanation:

f(1)= the first time (32,000)

n= 9

r= .5 (each term is being mulitplied by .5 to get the next one

We have

32,000*(.5)^(9-1)

32,000*(.5)^8

=125

5 0
3 years ago
What does x need to be for this to be true?
ludmilkaskok [199]
×=1 because 1×3=3 ok
7 0
3 years ago
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