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AysviL [449]
3 years ago
11

Plz help me on these 4 questions

Mathematics
1 answer:
natulia [17]3 years ago
6 0
The chance of getting heads is 1/2 because there are two sides of a coin. The chance of spinning a 4 is 1/10 because the 4 is only on space out of the ten on the wheel. Multiply these fractions to get the probability:
1/2 x 1/10 = 1/20. 1/20 is the answer for number 15.

16. 5/10 x 1/2 = 1/4

17. 3/10 x 1/2 = 3/20

18. 5/10 x 1/2 = 1/4
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NEED HELP ASAP!!!
Sergeeva-Olga [200]

Answer:

(b) P(\textrm{Event of getting a 3 in the spinner)}  =  \frac{11}{61}

Step-by-step explanation:

Let E: Event of getting a 3 in the spinner.

So, the number of favorable outcomes  =  11

Total number of outcomes = Number of times the outcomes is {1,2,3,4,5,6}

= {13 +10 +11+16+11}  = { 61}

So, the total number of outcomes = 61

\textrm{Probability of Event E}  = \frac{\textrm{Number of favorable events}}{\textrm{Total number of outcomes}}

So, here P(\textrm{Event of getting a 3 in the spinner)}  =  \frac{11}{61}

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3 years ago
A recipe require 1/4 lb of onions to make servings of soup. Mark has 1 1/2 lb of onions. How many servings can mark make
djyliett [7]

he can make 6 servings of soup

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Twice a number take away one
OlgaM077 [116]
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What is the sum of (2 + 6x) and (3 - x)?
Ahat [919]

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(2+6x)+(3-x)

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Estimate the perimeter of the figure to the nearest whole number.
Brrunno [24]

Answer:

<u>The perimeter of the pentagon ≅ 19 units (approximately)</u>

Step-by-step explanation:

Clockwise, starting from the base of the pentagon, we have:

  • Base of the pentagon or bottom side ≅ 4 units
  • 2nd side ≅ 3.75 units
  • 3rd side ≅ 3.75 units
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  • 5th side ≅ 3.75 units

In consequence,

Perimeter of the pentagon ≅ 4 + 3.75 + 3.75 + 3.75 + 3.75

<u>Perimeter of the pentagon ≅ 19 units</u>

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