Answer:
a. x = 3
b. x = 3
Step-by-step explanation:
Given
Required
Find x
Solving
From laws of indices;
So;
Write 64 in base of 4
So; x = 3
Write 64 as a base of 2
Divide both sides by 2
Answer:x>2y
Of the total 31 + 20 + 6 + 6 + 6 = 69 medals, the USA won 31 of them. 31/69 as a percentage is about 45%. Since there are 360° in a full circle, 45% of that is 0.45 * 360 = 162°.