Answer:
the second choice
Step-by-step explanation:
The base is 9 units and the height is 4 units.
This diagram show the sound wave have a high pitch
You just need to do 15% of $53.47 which is about $8 (8.0205)
You would multiply 7,962 by 10 which would give you 79,620 if I am correct
Answer: $20
Step-by-step explanation:
20% of 25 is 5
You can figure that out by writing 20/100 (percents are out of 100)
Simplified 20/100 would be 1/5
so we are finding 1/5 of 25
1/5 x 25/1 = 25/5 or 5
So the discount is $5
$25 - $5 is $20