Somebody help please?

#2:

Square root of 135 is approximately 11.61895, so it's closest to 11 and 12.

#3:

Square root of 200 is approximately 14.1421356, so it's closest to 14 and 15.

#4:

Square root of 192 is approximately 13.8564065, so it's closest to 13 and 14.

#5:

Square root of 37 is approximately 6.08276253, so it's closest to 6 and 7.

The answer would be b ! explanation: the formula for sa *surface area * is 2×l×w+2×l×h+2×w×h so in this case l=4w=12h=8so you use the formula to solve it and it give you the answer of 352^cm^2