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Naya [18.7K]
4 years ago
6

What is 3/5 of 7 kg ?

Mathematics
2 answers:
MAVERICK [17]4 years ago
3 0
What is 3/5 of 7 kg ?

of = multiplication

3/5 × 7 = ?
0.6 × 7 = 
4.2

3/5 of 7 kg is 4.2 kg.
Nuetrik [128]4 years ago
3 0
We do the following:
3/5 x 7 = 21/5 kg(in fractions), which is equal to 4.2 kg(in decimals)
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The sum of six fifths 6 5 and six timessix times a number is equal to four fifths 4 5 subtracted from seven timesseven times the
maw [93]

Answer :

The required number is 2.

Step-by-step explanation:

Given : The sum of six fifths and six times a number is equal to four fifths subtracted from seven times the number.

To find : The number ?

Solution :

Let the number be 'x'.

The sum of six fifths and six times a number i.e.  \frac{6}{5}+6x

Four fifths subtracted from seven times the number i.e. 7x-\frac{4}{5}

According to question,

\frac{6}{5}+6x=7x-\frac{4}{5}

7x-6x=\frac{6}{5}+\frac{4}{5}

x=\frac{10}{5}

x=2

The required number is 2.

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3 years ago
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Step-by-step explanation:

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3 0
4 years ago
Parallelogram JKLM is shown. If KR=X+7, KM = 3x - 5. and JL = 4x - 10.
Lorico [155]

Answer:

Step-by-step explanation:

In a parallelogram, this one in particular:

KR = RM

JR = RL

We are looking in the end for the length of JR, but that means that we need to solve for x somehow to plug in the expression for JL, and then split that in half. Here's how we're going to go about it. I know that

KM = KR + RM, but since KR and RM are the same length, the equation becomes

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Knowing that JR = RL and JL is 66 units long, JR = RL = 33 units each.

3 0
3 years ago
Helpppppppp
wel
The hypotenuse can be solved by this formula. X^2 = 6^2 +6^2

X^2=64
Usually you cut it down to 8 but it wants the squared form so 64.
6 0
3 years ago
The proceeds from a saturday car wash are directly proportional to the number of cars washed. the total after 7 cars is $140. ho
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140/7=20. Which means they charge $20 per car.
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4 years ago
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