Answer:
1st question select 2nd blue line and purple line
Step-by-step explanation:
2nd question B
Answer:
0.1715
Step-by-step explanation:
From previous experience 340/1982 is the past probability that a person has high blood pressure.
The division of that leads to 0.1715 that the next person will have high blood pressure. That number is roughly (very roughly) 1 person in 6. So if 6 people come in 1 will have high blood presure.
Answer:
61.2
Step-by-step explanation:
1) 75:2=37.2
2) 120:5=24
3) 37.2+24=61.2
Answer:

Step-by-step explanation:
1) Expand by distributing terms.

2) Simplify 4*3x to 12x.

3) Simplify 4*2y to 8y.

<u>Therefor, the answer is </u><u>12x + 8y.</u>