Answer:
Step-by-step explanation:
I think its 15 I just subtracted the two numbers
Answer: 
<u>Explanation:</u>
y varies directly with x means:
; where k is the rate
A centimetre is the most appropriate unit
Area of entire figure = (16+12)(5)(0.5)(2)=140
Area of rectangular glass= 10*12=120
Area of wooden top= 140-120=20ft^2
Answer:
length = 7.5 cm
Step-by-step explanation:
Volume of rectangular box = 60 cubic cm
length * width * height = 60
length * 4 * 2 = 60
length * 8 = 60
length = 60/8 = 7.5 cm