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guajiro [1.7K]
4 years ago
6

when measuring time 8 concerts are approximately equal to 6 symphonies how many concerts are equal to 28 concerts how many conce

rts are equal to 42 symphonies
Mathematics
2 answers:
9966 [12]4 years ago
6 0
8 : 6 

Now, we need to solve for the proportion.

8/6 = 28/x

Cross multiply.

8*x = 8x
6*28 = 168

8x = 168
8x/8 = 168/8
x= 168/8
x= 21

For 28 concerts, there are 21 symphonies. 

Now, set up another proportion.

8/6 = x/42

Cross multiply

8*42 = 6x
6x= 336

6x/6 = 336/6
x= 336/6
x= 56

For 42 symphonies, there are 56 concerts.
tatiyna4 years ago
3 0
Lets answer this:-

1st lets divide to see how many times 28 goes in 8. And then we will multiply....

28 ÷ 8 = 3.5

Now lets multiply to see how many symphonies are equal to 25 concerts. Lets do it:-

3.5 × 6 = 21

So, 21 symphonies are equal to 28 concerts. 

Lets divide to see how many concerts are equal to 42 symphonies and the multiply to get our final answer. 

42 ÷ 6 = 7

7 × 8 = 56.

So, 56 concerts are equal to 42 symphonies.

Hope I helped ya!! 
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