3 years ago

Compute the probability of the event

Mathematics

1 answer:

Lunna [17]3 years ago

7 0

Answer:

Step-by-step explanation:

joint porbability formula

0.23*0.73*0.74 = 0.124246

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alexdok [17]

Answer:

The distance between the two piers is 3 miles.

Step-by-step explanation:

If in Tasha's drawing 2cm represents 0.5 miles between the two piers, and the distance between the two piers in Tasha's drawing is 12cm.

The answer is found by the rule of three:

2 cm : 0.5 miles

12 cm : X

X = (12 * 0.5) / 2

X = 3 miles.

The distance between the two piers is actually 3 miles.

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3 years ago

Paco, the class president, surveys 280 students about the prices in the school cafeteria 70% of

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Answer:

196 people want lower prices

Step-by-step explanation:

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Vikentia [17]

It quadruples. (Multiplies by 4)

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3 years ago

12.8 х 5.3 find the value of x

Eddi Din [679]

Answer:

67.84 is the answer.

Step-by-step explanation:

12.8 times 5.3 equals 67.84

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3 years ago

Solve the equation using square roots 2x^2=242

tia_tia [17]

$2x^2=242\qquad|:2\\\\x^2=121\qquad|\sqrt{(\ldots)}\\\\\\\boxed{x=11\qquad\vee\qquad x=-11}$

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