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kotykmax [81]
3 years ago
9

There is a bag with only red marbles and blue marbles. The probability of randomly choosing a red marble is 2 9 . There are 45 m

arbles in total in the bag and each is equally likely to be chosen. Work out how many red marbles there must be
Mathematics
1 answer:
pogonyaev3 years ago
7 0

Answer:

10 red marbles

Step-by-step explanation:

Total= 45 marbles

Probability of red= 2/9

Number of red= 45*2/9= 10

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Using coupons, you spend $120 grocery shopping. This is 80% of the total retail price of the groceries. How much would you spend
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Answer: The correct answer is $150.

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7 0
3 years ago
A construction crew is paving a road. The crew has already paved 1,000 square feet and can pave at a rate of 300 square feet of
denis23 [38]

Answer:

1,900 square feet; f(3) represents the total number of square feet the construction crew has paved after 3 hours.

The function of the construction crew is an illustration of a linear function

The value of f(3) is 1900, and f(3) represents the total number of square feet paved after working for 3 hours

The function is given as:

To calculate f(3), we substitute 3 for x

Multiply 300 and 3

Add 900 and 1000

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And it represents the total number of square feet paved after working for 3 hours

1,900 square feet; f(3) represents the total number of square feet the construction crew has paved after 3 hours.

6 0
2 years ago
Two people at the opposite ends of a bridge see a boat under the bridge
KATRIN_1 [288]
Do they get on it? I don;t understand your question.
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3 years ago
Which statement about the ordered pairs (−9,3) and (2,−4) is true for the equation 6x−y2=14 ?
ehidna [41]

Answer:

What are the statements to choose from? Send me a message with the choices.

Step-by-step explanation:

6x-2y=14

+2y +2y

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PLEASE ANSWER!!!!!!!!!!<br><br>​
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Answer:

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