**Answer:**

Correct option: (**A**) **Someone with dangerous material that pass through security**.

**Step-by-step explanation:**

Before boarding a flight every person has to pass through airport security.

The security checks every person thoroughly before they are confirmed as safe to go.

The security checks every person for some harmful substances like, weapons, chemical,etc.

If a person is caught with any of these objects the security stops them from boarding the plane.

So if a person is flagged as a risk by the airport security, he/she should have been carrying any kind of harmful substances.

Thus, the correct option is (**A**).

**Answer:**

y = 70°

**Step-by-step explanation:**

Complementary angles sum to 90°, then

x + y = 90°, that is

20° + y = 90° ( subtract 20° from both sides )

y = 70°

**Answer:**

A) 14/9

**Step-by-step explanation:**

14 and 9 have no GCFs (Greatest Common Factors), so the ratio is simply 14/9.

With each gallon you need 11 gallons with 2 parts red 9 parts yellow and since 11x4= 44 you need to do this 4 times

4x2(red)= 8

4x9(yellow)=36

36+8=44

basically 8 gallons of red

i hope this made sense

**Answer:**

114

**Step-by-step explanation:**

12 times 2 equals 24

12 times 15 is 180

180 divided by 90

90+24=114