Answer:
2X+4X=Y just switch it. Technically its still the same problem
Step-by-step explanation:
25% 6 divided by 24 will give you the percentage of copper in the bar
Answer:

Step-by-step explanation:
Given:
We took here a Right Angle Triangle,Δ ABC at angle B as 90°
Side opposite to angle A = a
Side opposite to angle B = b = Hypotenuse
Side opposite to angle C = c
To Find:
Sin A = ?
Solution:
Property of a Sine rule for a Right Angle Triangle.

∴ 