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yuradex [85]
2 years ago
12

Jean can swim 100 meters in 1.86 minutes. Sean can swim the same distance in 2.12 minutes. Sean takes _____ of a minute longer t

han Jean to swim 100 meters.
Mathematics
2 answers:
sashaice [31]2 years ago
6 0

Answer:

Sean takes 0.26 of a minute longer than Jean to swim 100 meters.

Step-by-step explanation:

Given,

Time taken by Jean to swim 100 meters = 1.86 minutes,

While, the time taken by Sean to swim the same distance = 2.12 minutes,

Thus, the difference between the time taken by Sean and Jean = 2.12 minutes - 1.86 minutes

= 0.26 minutes,

Hence, Sean takes 0.26 of a minute longer than Jean to swim 100 meters.

attashe74 [19]2 years ago
4 0
.26 of a second, subtract 2.12 and 1.86 and you get .26 
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Hitman42 [59]

Answer:

14\ pounds

Below is the procedure that was used to find the answer.

Step-by-step explanation:

Let be "e" the weight in pounds of the elephant and "c" the weight in pounds of the cat.

According to the information provided in the exercise, we know that The weight of an elephant is 10^3 times the weight of a cat. Based on this we can write the following equation:

e=10^3c

If the weight in pounds of the elephant is:

e=14,000

We must substitute this value into the equation and then solve for "c" in order to find the weight in pounds of the cat.

Then we get:

14,000=10^3c\\\\\frac{14,000}{10^3}=c\\\\c=14

3 0
2 years ago
A factory produces 6 motorcycles in 9 hours. How many hours will it take to produce 16 motorcycles at this rate ?
Shtirlitz [24]

Answer:

24 hours

Step-by-step explanation:

Let m represent motorcycles and h represent hours it takes to make the motorcycles

6m=9h

12m = 18h

9 \div6=1.5

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1.5 +1.5+1.5+1.5=

1.5+1.5=3.0

3.0+3.0=6.0

=6

18+6=24

=24h

Therefore it takes "24 hours" to create 16 motorcycles.

Hope this helps.

5 0
2 years ago
Convert the following units. a. 108 eggs to dozens b. 35.79 dollars to cents c. 64 identical shoes to pairs d. 19,045 cents to d
kirill115 [55]
A. 9 dozens
b. 3,579 cents
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2 years ago
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romanna [79]
The rate of change of the risk of down syndrome (in percentage of births per year) is
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where
x = maternal age at delivery.

The function giving risk as a percentage of births when maternal age is x is the integral of r(x). That is,
f(x) = 0.001547x³ - 0.1506x² +4.9x + c

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0.001547(30³) - 0.1506(30²) + 4.9(30) + c = 0.14 
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Answer:
f(x) = 0.001547x³ - 0.1506x² + 4.9x - 53.089,   20 ≤ x ≤ 45

The function is graphed as shown below.

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Circle J is located in the first quadrant with center (a, b) and radius s. Felipe transforms Circle J to prove that it is simila
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The correct answer for the question that is being presented above is this one: "c. translate circle J by (x-a, y-b) and dilate by a factor of t/s." Circle J is located in the first quadrant with center (a, b) and radius s. Felipe transforms Circle J to prove that it is similar to any circle centered <span>at the origin with radius r.</span>
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