Rational because the answer was simplified already as 12÷4=3
50% of 40 is 20, and 40% of 50 is 20, neither one is greater, they're equal
The answer to the question
We know
90
∘
=
1
right angle
=
100
g
So
A
∘
=
(
100
90
⋅
A
)
g
Hence by the given condition
B
=
(
100
90
⋅
A
)
=
10
9
A
=
A
+
(
A
9
)
Answer