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melisa1 [442]
4 years ago
5

What is the probability that you would obtain a sum of 7 or a sum of 11 on the first roll? (Rolling two dice.)

Mathematics
1 answer:
crimeas [40]4 years ago
5 0

Answer:

2/9

Step-by-step explanation:

Total outcome = 36

Sum of 7 = 6

Prob of sum of 7 = 6/36

Sum of 11 = 2

Prob of sum of 11 = 2/36

Prob of sum of 7 or 11 = 6/36+2/36

Prob of sum of 7 or 11 = (6+2)/36

Prob of sum of 7 or 11 = 8/36 = 2/9

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Josh is hiking Glacier National Park. He has now hiked a total of 17 km and is 2 km short of being half of the way done with thi
poizon [28]
Hello!

What we know so far is that Josh has hiked 17km. He is 2km short of being half way done with the hike.

To solve this, we must add 17 and 2 (to find the kilometers that he has hiked and the kilometers that he needs to hike to reach half way.)
17+2= 19

Now we know that 19km is exactly halfway in Josh's hike.
To find the total amount of km in Josh's hike, we must multiply 19 by two. (Half way times two = total amount)

19x2= 38

The total amount of kilometers in Josh's hike is 38km.

I hope this helps you!!
8 0
3 years ago
Can somebody help me please??
max2010maxim [7]

Answer:

7

Step-by-step explanation:

8 0
3 years ago
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13 is 26 percent of what number
Nataliya [291]
We have an equation: 13/?= 26/100

Cross multiply:
26*?= 13*100
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13 is 26% of 50~
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3 years ago
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Can someone help me with this question please (brainiest and 50 points)
sergiy2304 [10]

Answer: Stephanie read more than 7 books because 8 points for 9 books each is equal to 72 points, which is the total amount of books she read.

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ASAP Help!!!!!
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19/6

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