Question

Inverse Proportion
1. If 8 soldiers can build a bridge in 5 hour, how many soldiers are needed to build the same bridge in 4 hours?

Answer 1

Answer:

2.5~3 Soldiers

Step-by-step explanation:

Soldiers Hours

8 5

4 ? = 2.5~3

[cross Multiply]

Answer 2

8 soldier=5 hours

=4 hours

5/4×8=10

So, 4 hours can build 10 soldier