0
Anonymous
2
Wiki User
80%
$20
50% of 40 is 20.
78.94% of 40%= 78.94% * 40%= 0.7894 * 40%= 31.58%or 0.3158
20% of 40= 20% * 40= 0.2 * 40= 8
92.5% incorrect answers (test score = 7.5%)
2^3 x 5^1
1, 2, 4, 5, 8, 10, 20, 40
2 x 2 x 2 x 5
2 x 2 x 2 x 5 = 40
1600
200