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aev [14]
2 years ago
10

Evaluating expressions please help

Mathematics
1 answer:
MAXImum [283]2 years ago
6 0

Answer:

-15

Step-by-step explanation:

-1-7*(2)=-1-14=-15

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A recipe requires ¾ cup of nuts for 1 batch of muffins. Write the number of batches of muffins that can be made using 7 ½ cups o
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Answer:

10 batches

Step-by-step explanation:

3/4 cups = 1 muffins

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For x muffins,

3/4 × X = 15/2 × 1

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Divide both sides by 6

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Hence 10 batches of muffins will be made from 15/2 cups of nuts.

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3 years ago
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avanturin [10]

Answer:

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Step-by-step explanation:

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4 years ago
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8 0
4 years ago
The probability of a certain brand of battery going dead within 15 hours is. Noah has atoy that requires 4 of these batteries. H
Delicious77 [7]

Question:

The probability of a certain brand of battery going dead within 15 hours is 1/3. Noah has a toy that requires 4 of these batteries. He wants to estimate the probability that at least one battery will die before 15 hours are up.1.Noah will simulate the situation by putting marbles in a bag. Drawing one marble from the bag will represent the outcome of one of the batteries in the toy after 15 hours. Red marbles represent a battery that dies before 15 hours are up, and green marbles represent a battery that lasts longer.How many marbles of each color should he put in the bag? Explain your reasoning.

Answer:

The number of marbles of each color that should be present in the bag is;

1 red marble and 2 green marbles

Step-by-step explanation:

Here, we note that the probability of a battery going dead = 1/3 and the

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That is there should be 1 red marble and 2 green marble in the bag.

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3 years ago
Which package has the lowest ratio of cost to number of lesson
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Can you be a little more specific? Put the whole question or something... Hope I can help! :)

4 0
3 years ago
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