Answer:
Step-by-step explanation:
30% is a way to express the fraction 30/100 = 3/10
So, 30% of 80 is

Evaluate: 71-b, if b is 27 the answer is 44
<span>216:270 = 4:5
divide top and bottom by 54
hope it helps</span>
Answer:
<4 = 63°
Step-by-step explanation:
32° + 31° = < 4 ( exterior angle of a triangle is equal to the sum of two opposite interior angles)
<4 = 63°
Hope it will help :)