Question

find the whole

45% of it is 9 km​

Answer 1

Step-by-step explanation:

Let the whole quantity be x in given question:

40% of x=500km ⇒

100

40

×x=500

⇒ x=

40

500×100

=1,250km

Answer

Answer 2

Step-by-step explanation:

20 is the answer of this question