Uhh, these give me a headache, I think number 2 is array..
D. There are 9 blouse options and 8 skirt options. So, for each of the 9 blouses, there are 8 skirt options. Multiply 9x8, which equals 72
Answer:

Step-by-step explanation:
sinx = 
The hypotenuse = 25 since 7, 24, 25 ← Pythagorean triple
Hence
sinx = 
Answer:
416/x = 208
Step-by-step explanation:
the opposite of multiplication is division
so divide both sides by 416
1/x = 208/416
at this point you need to flip both sides
x = 416/208