From that list of choices, 0.1233 is only a rational number.
List you need to see how many of are less than of euqal to 8.
(6, 1)
(6, 2)
(6, 3)
(6, 4)
(6, 5),
6, 6)
(5, 6),
4, 6)
(3, 6)
(2, 6)
(1, 6<span>)
</span>
Answer:
1/10
Step-by-step explanation:
5/20 x 8/20 = 1/10
V=B*h
To double the volume , we have to double the height
then V2=B*2h=2*V
Multiply 40x7 then subtract that total you got from multiplying 40x7 with 420
40x7=160
420-160=260
260 pieces of wood were left.