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fomenos
2 years ago
8

Solve the equation 6=2d/5 for d.

Mathematics
2 answers:
Yuri [45]2 years ago
3 0

6 =  \frac{2d}{5}  \\ 6 \times 5 = 2d \\ 30 = 2d \\  \frac{30}{2}   = d \\  \boxed{15 = d}

spayn [35]2 years ago
3 0

=  > 6 =  \frac{2d}{5}

=  > 5 \times 6 = 5 \frac{2d}{5}

= >  5 \times 6 = 2d

=  > 30 = 2d

=  >  \frac{30}{2}   =  \frac{2d}{2}

=  > 15 =  \frac{2d}{2}

=  > 15 = d

=  =  > d = 15

<h2>#Answered by Cutest Ghost..</h2>

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a group of students attend a math club half the students are boys and 4/9 of the boys have brown eyes what fraction of the group
enyata [817]
From the whole group half the club are boys. 
fraction of boys from the whole class = 1/2
from this fraction, 4/9th of the boys have brown eyes
therefore fraction of boys who have brown eyes 
= 4/9 of 1/2
the 'of' function is used to multiply 
\frac{4}{9} *  \frac{1}{2}
when multiplying fractions numerators are multiplied by numerators and denominators multiplied by denominators
\frac{4*1}{9*2} =  \frac{4}{18}
4/18 can be simplified by dividing the whole number by a common number
4/18 divided by 2 = 2/9
the answer is 2/9
2/9 of the club are boys with brown eyes


3 0
3 years ago
Read 2 more answers
What is the correct mean and mad absolute deviation?\<br> Of the problem 33,90,99,87,78,67
krok68 [10]

Answer:

75.66666666666666666666

5 0
3 years ago
Find the least common multiple of 10 and 16.
hammer [34]
I'm pretty sure its 80, if this isnt for school i suggest Calculator Soup's LCM calculator (:
7 0
2 years ago
Read 2 more answers
an article after allowing a discount of 20% on its marked price was sold at a gain of 20% had it been sold after allowing 25% di
Effectus [21]

Answer:

Rs 120

Step-by-step explanation:

Let MP = m

Discount = 25% of MP = m/4

SP = MP - Discount

= m - m/4 = 3m/4

If profit is 20%, CP = 3m/4 x 100/120 = 5m/8

=> Profit = 3m/4 - 5m/8 = m/8

Given Profit - Discount = Rs 15

=> |m/8 - m/4| = 15

m/8 = 15

m = Rs 120

8 0
2 years ago
Finished the first one don´t understand these.
Mashutka [201]

Answer:

Let "x" be the number of people who can go to the amusement park.

So we have: 19 + 14x ≤ 180. This inequality basically means that the parking cost plus the cost of the tickets for every person cannot cost more than 180 dollars.

Solving this inequality, we get:

19 + 14x ≤ 180

14x ≤ 161

x ≤ 11.5

Obviously, we know that we can't have "half" a person, so the most people who can come to the amusement park would be 11 people, and the answer would be: x ≤ 11

Hope this helps!

4 0
2 years ago
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