Height of the box

The box needs to have a volume of 108 ¾ cubic inches. If its width is 7 ¼ inches and its depth is 1 ¼ inches, what must its height be?

Correct answer:

h =  12 in

Step-by-step explanation:

V=10843=108+43=4108 4+3=4432+3=4435=108.75 in3 a=741=7+41=47 4+1=428+1=429=7.25 in b=141=1+41=41 4+1=44+1=45=1.25 in  S=a b=429 45=4 429 5=16145=9.0625 in2  V = a b h = S h  h=V/S=4435/16145=4435:16145=4435 14516=4 145435 16=5806960=12 in



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