Answer:
The answer is 16%
Step-by-step explanation:
use the percent error formula.

in this problem,
e= 75
t=90
substitute and solve.

16%
we are dealing with percents so rounding to nearest whole number will suffice.
hope this helps!
The answer is 84%. This is because to get a percentage out of 100% you need to have 100 in your total so you multiply 50 *2 to get 100 and since you changed the 50 you also have to change your 42 by the same equation. So 42*2 is 84. Hope this helped please comment if you need clarifying.
0.1111
Hope this helps!!!!!
27+22=49
so your question doesnt really make sense, can u re-word it and make sure your problem is correct