Answer:
z=12
Step-by-step explanation:
divide by 1/2 to get the variable z by itself
Answer:
47/100
Step-by-step explanation:
47 = 0.47 = 47/100
Answer:
yes
Step-by-step explanation:
Answer:
Options (2) and (5)
Step-by-step explanation:
Given ratio is a : b and b : c

[Option 2]

b × b = a × c
b² = ac
If a = b,
b² = bc
b = c [Option 5]
Therefore, Options (2) and (5) are the correct options.