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Kaylis
[27]
3 years ago
11
The ratio of blue tacks to red tacks on the bulletin board is 3 to 5. there are 50 red tacks. how many blue tacks are on the boa
rd?
Mathematics
Answer
Comment
Send
2
answers:
natulia
[17]
3 years ago
8
0
3:5=x:50
Therefore 5 ×x = 50
x = 10
Therefore 3 × 10 = 30
therefore 30 blue pens
proof = 30 blue + 50 red= 3+ 5
therefore 80 = 8x
Send
Brrunno
[24]
3 years ago
3
0
3 X
---- = ----
5 50
5x10=50
Therefore 3 x 10 = 30
There are 30 blue tacks.
Hope I helped ;)
Lol almost forgot the ratio is 30:50
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