Bridge crossing on cool maths 4 kids?

Answer 1

• First, take the man in the wheelchair (speed 1) and the African American man (speed 3) across.

• Take the man in the wheelchair (speed 1) back.

• Take the older lady (speed 12) and the woman in the pink dress (speed 8) across the bridge.

• Next, take the African American man (speed 3) back across with the lantern again.

• Now make the man in the wheelchair (speed 1) and the tall man in the suit (speed 6) go across the bridge.

• Take the man in the wheelchair (speed 1) back across.

• Both the man in the wheelchair (speed 1) and the African American man (speed 3) will finally walk across the bridge.