Answer:
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Answer: 333 chemistry books and 111 biology textbooks
Step-by-step explanation:
444=x+y
x=3y
4y=444
y=111
x=chemistry
y=biology
1135.38
100%->1015
100-6=94
94%->954.1
--------------------------------------------------
100%->954.1
119%->1135.379
≈1135.38