Answer:
The clue to find 'x' is-
- As both, the lines here are intersecting at a point to form VERTICALLY OPPOSITE ANGLES.
According to this theory (2x+20)=60
So, (2x+20)=60
= 2x=60-20
= 2x= 40
= x=40/2
= x=20 degrees
Answer:
66%
Step-by-step explanation:
66 out of 100 (66/100) of the grid is shaded, which is 66%
Answer:
The answer is 221/56 in simplest form, hope this helps :)
Answer:
$38.31
Step-by-step explanation:
Given:
Pure silver that cost $33.48 per ounce used to form $24.35 alloy/ounce.
Question asked:
How many ounces of pure silver were used to make an alloy of silver costing $27.87 per ounce?
Solution:
At cost $24.35/ounce, pure silver is mixed = $33.48
At cost $1/ounce, pure silver is mixed = 
At cost $27.87/ounce, pure silver is mixed = 

Thus, $38.31 ounces of pure silver were used to make an alloy of silver costing $27.87 per ounce.