750x.12= $90
90+20=110
110/750= 14.7%
I hope this helps!
Answer:
2nd option
Step-by-step explanation:
Given 2 sides of a triangle then the third side x is in the range
difference of 2 sides < x < sum of 2 sides , that is
19 - 11 < x < 19 + 11
8 < x < 30
The answer is 21 students volunteered and 14 stayed back
The first six nonzero multiples of 7 are 7,14,21,35,42 and 49