What is 40% of 150 math is my worst subject

Here's a example. There will be words to explain

As you can see there are fraction-like bars. On the top left you see 40. The 40 stands for the percentage. The number 100 stands for whole percentage. You are probably wondering what the "x" stands for. Its is considered a variable to hold the place a number. The 150 stands for the whole of the subject may be. Then you may cross multiply. On the top left, it would be 6,000. On the top right, it's

(x standing for the answer to this equation). Then you would do

You should get the answer 60. So...

So, the answer would be 60 is 40% of 150.

GLAD I COULD HELP

~potaetohyung

The correct answer is $90

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