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ASHA 777 [7]
3 years ago
7

A bag contains six real diamonds and five fake diamonds. If six diamonds are picked from the bag at random what is the probabili

ty that at most four of them are real?
Mathematics
1 answer:
NARA [144]3 years ago
5 0

Answer:

((6 choose 4) * (5 choose 2) + (6 choose 5) * (5 choose 1) + (6 choose 6) * (5 choose 0)) / (11 choose 6) = 181/462 = 0.3918

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If you can answer this u are the best
spayn [35]

Answer:

47

Step-by-step explanation:

if there are 100 total and 45 are girls, then there are 55 boys enrolled. since 8 are absent- 55-8=47

5 0
3 years ago
The expression square root 5x is equivalent to the expression square root 5 <br> A. True Or B. False
Kitty [74]

Answer:

False

Step-by-step explanation:

sqrt(5x) cannot simplify to x*sqrt5 because the x variable is not squared.

4 0
3 years ago
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What is the term of the highest degree in the expression 3x2y-5xy7+8x4y5-6xy
skelet666 [1.2K]

Answer:

seems hard

Step-by-step explanation:

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4 0
3 years ago
A restaurant chef ordered 4 pounds of beef at $3.25 per pound, 6 pounds of potatoes at $1.96 a pound, and 5 pounds of carrots at
zhenek [66]

Answer:

Profit = $18.8 per meal

Step-by-step explanation:

Chef ordered beef = 4 pounds

Cost of beef = $3.25 per pound

Total cost of beef = 4 × 3.25 = $13

Amount of potatoes ordered = 6 pounds

Cost of potatoes = $1.96 per pound

Total cost of potatoes = 6 × 1.96

                                     = $11.76  

Amount of carrots ordered = 5 pounds

Cost of carrots = $1.81 per pound

Total cost of carrots = 5 × 1.81 = $9.05

Total amount of beef, potatoes and carrots = $13 + $11.76 + $9.05

                                                                        = $33.81

Number of meals prepared with material purchased = 28

Per meal cost = \frac{33.81}{28} = $1.2075

Selling price of one meal = $20

Profit per meal = Selling price - Cost price

                         = 20 - 1.2075

                         = 18.7925

                         ≈ $18.8

Therefore, he will make $18.8 for each meal.

3 0
3 years ago
You leave an 18% tip for a meal that costs $22. How much was the tip?
Jobisdone [24]

The answer is 3.96, Because you take 18% of $22, and then you have your answer

You’re welcome

5 0
3 years ago
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