16 (i believe so)
4.05 divided by 0.25 is 16.2- but you must round to the nearest tenth- you cant make a 0.2 hamburger
The correct answer is true since an integer is simply just a number
8. first 12 bags for 54m^{2}
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54 ÷ 12 = 4.5
we know: 1 bag for 4.5m^2
36 ÷ 4.5 = 8
so 36m^2 we must use 8 bags
9.

x2 =5x2/8= 10/8 = 5/4 = 1.25
hope it helped you
-4.3s + 0.6t - 2.6 is the answer