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Sergeu [11.5K]
4 years ago
13

If Harriet rolls the number cube 39 times, how many times can she expect to roll a 3 or 4?

Mathematics
1 answer:
lara31 [8.8K]4 years ago
3 0

Answer:

13 times

Step-by-step explanation:

P(3 or 4) = 1/3, so she can expect to roll a 3 or 4 13 times

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Help :c‏‏‎ ‎‏‏‎ ‎‏‏‎ ‎‏‏‎ ‎‏‏‎ ‎‏‏‎ ‎‏‏‎ ‎‏‏‎ ‎‏‏‎ ‎‏‏‎ ‎‏‏‎ ‎‏‏‎ ‎‏‏‎ ‎‏‏‎ ‎‏‏‎ ‎‏‏‎ ‎‏‏‎ ‎
kirza4 [7]

Answer:

5 terms, the coefficient of x is 1.

Step-by-step explanation:

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4 0
3 years ago
What is the radius of J. A. 24.8<br> B. 6.2<br> C. 10.8<br> D. 12.4
mario62 [17]

Answer:

12.4 units

Step-by-step explanation:

The diameter of circle J is represented by KN. Half of KN is KJ and JN which means these represent the radius. Since JN equals 12.4 and JN is the the radius, then the radius of circle J is 12.4 units which is answer choice D.

7 0
3 years ago
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Find the GCF (Greatest Common Factor) of 64 and 144
valkas [14]

Answer: 16

Step-by-step explanation:

if we were to list all the factors of 64 and 144

64= 1,2,4,8,8,16,32,64

144= 1,2,3,4,6,8,9,12,12,16,18,24,36,48,72,144

therefore the GCF of 64 and 144 is 16

3 0
3 years ago
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Cara is hanging a poster that is 91 centimeters wide in her room. The center of the wall is 180 cm from the right end of the wal
notka56 [123]
180-91=89
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each side 44.5??
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3 years ago
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You counted 28 big dogs and 20 small dogs running around at the park.
AURORKA [14]

Answer:

5:7

Step-by-step explanation:

3 0
2 years ago
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