70
30
1000 / -50 is equal to -20.
10 out of 20 is equal to half, or 50%
-20
In fact, score does not equal 50 - score equals 20. "Four score and seven years ago" is equal to 4 x 20 + 7 = 87 years.
1000
8:20 + 1:50 = 10:10
40% of 50% of 100 is equal to 20.
70
There are infinitely many quadratics that can equal 20.For example, given any positive number, a, a*x^2 + 20 will equal 20 for x= 0.
Negative 20.
20 - 50 = -30