Answer:
180%
Step-by-step explanation:
Set up an equation:
Variable x = percent of markup
102.56/56.98 = x/100
Cross multiply
102.56 × 100 = 56.98 × x
10,256 = 56.98x
Divide both sides by 56.98:
179.99297.... = x
Round to nearest whole number:
180 = x
Check your work:
56.98 × 180%
Convert the percentage into a decimal:
56.98 × 1.80
102.564
Round to nearest cent:
102.56
Correct!
Answer:
23 minus 15 equals 38
Step-by-step explanation:
urwelcome
Given:
The given equation is:

To find:
The solution for the given equation.
Solution:
We have,

On simplification, we get

Squaring both sides, we get




Divide both sides by -2.


Therefore, the correct option is B.