Answer:
27 people
Step-by-step explanation:
Out of 10 people, 7 people ordered a hot dog.
Multiply both sides by 9:
Out of 90 people,
people ordered a hot dog.
Thus, 63 people ordered a hot dog.
Number of people who did not order a hot dog: 
[19] x2 [38]x2[76]x2[152]x2[304] this is the answer
If u want to know how I get it than divide the number in the box by 2 than u will get the first two missing number than last u divide 152 by 2 to get the last missing number
Answer:
Step-by-step explanation:
The area of the equilateral triangle is 
1. 1/5
2. 3/5
3. i do not understand
4. 1/2 (even chance)