If you have notes refer to them then ask again and see if it makes sense to you any more
Answer:
0.333
33.3%
Step-by-step explanation:
1/3 = 0.333 rounded to 3 decimal places
= 0.333 * 100 = 33.3%
Answer:
The numbers of measure of music played are 1 and 7
Step-by-step explanation:
Given

Required
Solve for x when s = 80
Substitute 80 for x

Subtract 50 from both sides


Divide through by 10


Reorder

This can be split into
or 
Solve for x
or 
or 
Hence:
<em>The numbers of measure of music played are 1 and 7</em>