35%
Explanation:
The overall percentage must add up to 100%
Because of this...
100% (total) - 49% (swimming) = 51%
51% - 16% (biking) = 35% (rollerblading)
Answer:
Your expression equals
assuming the problem was to simplify
to the form
.
Step-by-step explanation:


Let's use the following identity: 

which is comparable to the form
.


Answer:
61 degrees
Step-by-step explanation:
add A and C and subtract 180 by the sum
Answer:
230 * (30/100) = 23 * 3 = 69
Step-by-step explanation:
This one can be learned by heart: "what is 30% of 230" means "calculate 30/100 times 230".