Musical instruments are grouped into families, defined by how instruments produce their sounds. Trumpets, French horns and tubas belong to the same family of musical instruments. Which family do these instruments belong to?
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1
Answer:
Brass instruments
The brass instruments sound by blowing into them with lips placed against or inside a cup of metal, named the mouthpiece. These instruments are traditionally made from brass or bronze. They consist of long tubes, of varying length and thickness, valves, and a mouthpiece at one end and the bell at the other.
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Answered by
0
Answer:
Let a common multiple be x
As per given information
total amount = Rs 90
=7×10×x+20×4×x+3×25×x
=70x+80x+75x
=225x paise
∴9000=225x... ∵Rs90=(90×100) paise
∴x=
225
9000
=40
∴ No of 25 paise =3x=
225
3×9000
=3×40
=120
Explanation:
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