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Elan Coil [88]
2 years ago
12

Yesenia knits 21 centimeters of a scarf every week. After 18 days of knitting, how many centimeters long will the scarf be? Writ

e an equation and solve.
Mathematics
1 answer:
slega [8]2 years ago
5 0

Answer:2.5

Step-by-step explanation:trust me

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Donna Meagle notices that on 12 out of 14 days, her clumsy coworker Jerry Gergich spills his lunch on himself. She concludes tha
pantera1 [17]

Answer:

It is an example of an empirical probability.

Step-by-step explanation:

The empirical probability, also called experimental probability of an event is the ratio of the number of outcomes in which a specified event occurs to the total number of trials, not in a theoretical sample space but in an actual experiment.

Theoretical probability is probability that is determined on the basis of reasoning.

It is evident that the probability in the question was arrived at after the outcome of 14 days of whether Jerry Gergich spilled his lunch on himself or not.

It's an actual result of an experiment, hence the 12/14 = 0.86 = 86% that he spills his lunch on himself tomorrow.

Hope this Helps!!!

6 0
3 years ago
How can you explain the answer 4 divided by 5
Sergio [31]

Answer:

4 divided by 5 is equal to 0.8. This decimal can also be written as a fraction. 0.8 = eight tenths or 8/10 (4/5 in its reduced form).

Step-by-step explanation:

3 0
3 years ago
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The sum of two numbers is -5 and their difference is -1. Find the two<br> numbers.
Novay_Z [31]

Answer:

x=-3 and y=-2

Step-by-step explanation:

let the numbers be x and y

x+y=-5

x-y=-1

therefore x=-5-y

-5-y-y=-1

-2y=-1+5

-2y=4

y=-2

×=-5-(-2)

x=-5+2

x=-3

6 0
3 years ago
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Pleasee help me! Find the measure of &lt;a + &lt;b + &lt;c + &lt;d + &lt;e + &lt;f. Explain ​
larisa86 [58]

Step-by-step explanation:

By sum of angles on a straight line = 180°,

we have Angle A + Angle B = 180°,

Angle C + Angle D = 180°, and

Angle E + Angle F = 180°.

Hence Angles A + B + C + D + E + F = (180°) + (180°) + (180°) = 540°.

8 0
2 years ago
Maria made 171 for 9 hours of work. at the same rate, how much would she make for 7 hours of work
Amanda [17]

Answer: 133

Step-by-step explanation:

171 for 9 hours

171/9 equals 19

So 19 dollars per hour

7 hours times 19 dollars per hour equals 133

4 0
3 years ago
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