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vladimir1956 [14]
3 years ago
11

In 6 years, Mariya will be as old as Vikram is now. In 2 years, Vikram will be three times older than Mariya. Find their ages no

w.
I got that Mariya is 4 and Vikram is 10, but it is apparently wrong, so can you please tell me the right answer and what I did wrong. Thanks.
Mathematics
1 answer:
Damm [24]3 years ago
3 0

Answer:

Mariya is 1 year old

Vikram is 7 years old

Step-by-step explanation:

Here, we want to know the present ages of Mariya and Vikram.

Let the present age of Mariya be M and the present age of Vikram be V

From the question, we are told that in 6 years time, Mariya will be as old as Vikram is now

Thus, mathematically;

M + 6 = V ••••••(i)

Furthermore , in 2 years time Vikram will be 3 time older than Mariya

Mathematically;

( V + 2) = 3( M + 2)

V + 2 = 3M + 6

V = 3M + 6-2

V = 3M + 4 •••••••(ii)

So let’s equate the V

3m + 4 = m + 6

3m -m = 6-4

2m = 2

m = 1

But V = m + 6

V = 1 + 6

V = 7

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Leno4ka [110]

Answer:

45

Step-by-step explanation:

x + x + 2x = 180      {Sum of angles of a triangle}

            4x = 180 {Divide both sides by 4}

              x = 180/4

x = 45

7 0
3 years ago
Find three consecutive integers whose sum in 36
ratelena [41]
ANSWER: 11, 12, 13

3 consecutive integers:
x \\ x + 1 \\ x + 2
"Sum" means Add

x + x + 1 + x + 2 = 36
Combine like-terms
3x + 3 = 36
Solve for X
3x + 3 = 36 \\
Subtract 3 from both sides
3x = 33
Divide by 3 on both sides
x = 11
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8 0
3 years ago
What is the value of x in the equation shown? 2(X + 8) - 4x = 10x + 4
Anna007 [38]

Answer:

Option C: X=1

Step-by-step explanation:

2(X + 8) - 4x = 10x + 4

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-2X +16 =10X + 4

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7 0
3 years ago
The owners of a coffee shop conducted a taste test to determine whether its customers preferred a new coffee brand to the curren
yulyashka [42]

Answer:

Descriptive Statistics

Step-by-step explanation:

There are mainly two types of Statistics:

1) Descriptive Statistics

Descriptive statistics provide simple summaries about the sample and the measures. When using descriptive statistics you are simply describing what the data shows.

2) Inferential Statistics

On the other hand, inferential statistics try to reach conclusions that extend beyond the immediate data alone.

In this case the decision made was based on the "90% of the taste testers preferred", and no more than that.  

8 0
3 years ago
Val runs 13 laps each lap is 72 meters how many meters does val run show your work
taurus [48]
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Therefor Val ran 936 meters.
__________________________
I hope this helps
4 0
4 years ago
Read 2 more answers
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