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dem82 [27]
4 years ago
14

Is 4/7 equivalent to 12/21explain your answer.​

Mathematics
2 answers:
Anton [14]4 years ago
8 0

Answer:

Yes.

Step-by-step explanation:

You can always tell if fractions are equivalent by division.

Can 12 be divided by 4?

12 ÷ 4 = 3

So far, they are equivalent.

Can 21 be divided by 7?

21 ÷ 7 = 3

Therefore, this makes the fraction equivalent because 4 can go into 12 equally and 7 can go into 21 equally.

Rasek [7]4 years ago
6 0
4x3=12
7x3=21
so if u multiply the numerator and denominator by 3 u can see it’s equivalent
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£140 is divided between Angad, Nick & June so that Angad gets twice as much as Nick, and Nick gets three times as much as Ju
kramer

Answer:

84

Step-by-step explanation:

Let's say Nick gets amount N, Angad amount A, and June amount J.

Here's what we know:

A+N+J=140

A=2*N

N=3*J.

Let's plug these values in.

N=3*J, so A+N+J=140 can now be A+3*J+J=140.

A=2*N, and N=3*J, so A=2*3*J=6*J. Then, A+3*J+J=140 is now 6*J+3*J+J=140, so 10*J=140 and J=14. N = 3*J=42 and A=2*N=84. Checking this, 14+42+84=140, so we are good to go!

4 0
3 years ago
Solve -2a -5 > 3 Which graph shows the solutions?
gogolik [260]

Answer: a< -4 D

Step-by-step explanation:

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3 years ago
Estelle is raking leaves in her yard. After 1 hour, she has 2 bags of leaves. After 3 hours, she has 6 bags of leaves. Which gra
denis-greek [22]
The graph with the line going through (0,0) with a slope of 2. This is because for every 1 hour, she has 2 bags of leaves.
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(0,0), (1,2), (2,4), (3,6)...
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3 years ago
What do we mean when we say that a distribution is​ symmetric?
rusak2 [61]

Answer:

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Step-by-step explanation:

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8 0
3 years ago
The height of a vase is 45.7 centimeters when rounded to the nearest tenth of a centimeter. What is the shortest possible height
vlada-n [284]

Answer:

45.650 centimeters

Step-by-step explanation:

The height of a vase is 45.7 centimeters when rounded to the nearest tenth of a centimeter. What is the shortest possible height of the vase? Give your answer to 3 decimal places

Given that :

Height of vase = 45.7 when rounded to the nearest tenth

The shortest possible height of the vase : will be 45.65, this is because, the subsequent digit (hundredth) after the tenth digit is the figure rounded to give a tenth digit of 7

From the we know that the tenth digit before rounding is 7 - 1 = 6

And smallest possible value the hundredth placed digit could have in other to be rounded to 1 is 5.

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Hence, the shortest possible height of the vase = 4.650

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3 years ago
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