Learn this...
HOY -- horizontal line, 0 slope, represented by y = a number
VUX -- vertical line, undefined slope, represented by x = a number
ok....so ur graph shows a vertical line....and a vertical line has an undefined slope
If you formulate the question into a word equation it comes out:
2 grams fiber = .08 <span>× DRV
</span>↑ ↑ ↑ <span>↑</span> <span>↑
2 g fiber is 8% of the daily recommended value.
Now solve for DRV to find the daily recommended value:
2 g fiber/.08 = DRV
DRV = 25 g fiber</span>
Answer A) x-11
Hope this helps!
The solution to the system of equations is (x, y) = (10, 14), where x is the number of 3-point questions and y is the number of 5-point questions. The appropriate choice is ...
The test contains 10 three-point questions and 14 five-point questions. (2nd selection)