The value of the missing length is 20
Let the missing length be x
From Parallel lines and transversal theorem, we have that
If three or more parallel lines intersect two transversals, then they cut off the transversals proportionally.
Then, we can write that

∴ 
x = 20
Hence, the value of the missing length is 20
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Answer:88
Step-by-step explanation:
Answer:
24 Guests
Step-by-step explanation:
3 x 8 = 24.
Answer:
84
Step-by-step explanation:
0.5 · 7 · 24
0.5 · 168
84
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