80 because 65+35 equals 100 then 180-100 is 80
Answer: 6 per table and 1 chair remaining
Step-by-step explanation:
the answer is C. 7 because 328 divided by 50 is 6.56 so it would round to 7
Answer:
set mary is x years old, and helen is y years old.
first sentence:x=2y
second one:4(y-8)=x+4
bring x=2y in 4(y-8)=x+4
=>4y-32=2y+4
=>2y=36
=>y=18
=>x=36
mary:36
helen:18
