Answer:
a) 80%
80/100 *100 = 80%
b) 10 %
Sorry not able to draw a venn diagram
smartphone 50
both 30
tablet 10
10 people 10/100 *100 = 10%
Answer:
+ 24x + 16
Step-by-step explanation:
If it is a square, all sides are equal. An area of a square would be side x side. You would multiply 3x + 4 and 3x + 4 together. I used the foil method (multiply first, then outside, inside, last) or (3x * 3x, 3x * 4, 4 * 3x, 4 * 4).