23/30 is the answer. That is because it is asking what the fraction of april is taken up by non- holiday weekends and when you ad both of the fractions you get the answer.
Required area of shaded portion
= Area of square ABCD - 4 × area of one quadrant

First add the 2 numbers in the ratio:
3+2 = 5
divide the 735 by 5:
735 / 5 = 147
now multiply 147 by 3 and then by 2 and that will be the ratios:
147 * 3 = 441
147 * 2 = 294
Answer:
x + 79 = 90
x = 11 degrees
Step-by-step explanation: