Forty-eight

He built forty-eight forts.

I have forty-eight years on my back.

They haven't slept for forty-eight hours.

They haven't slept for forty-eight hours already.

Forty-eight sailors are on the ship.

Forty-eight sailors are on board.

Forty-eight sailors are aboard.

Forty-eight hours is how many minutes?

I was born on the twenty-second of November, nineteen forty-eight.

I've had less than three hours of sleep in the last forty-eight hours.