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Hello and welcome to More or Less. We are weekly guide to the numbers all around us

in the news and in life. This week I'm getting old, but even I can only remember one moment

when the pound was weaker against the dollar. We ask why and whether it matters. Our friends

in Norway sell gas to the world and gas is expensive, so how's that working out for them?

We take on the age old question of whether cotton or plastic bags are better for the planet,

and apparently 47% of women aren't exercising. Is that true? And what about the men?

But first, after months of little territorial progress for either side in the war in Ukraine,

advances by Ukrainian troops in the northeast region of Karkiv have been widely reported

in the last couple of weeks. After months of deadlock, Ukraine's counter-offensive against

Russia seems to be gathering momentum. Ukraine says it's taken about 20 villages from Russia

in the past 24 hours.

Ukraine's likely counter-offensive reclaimed in area in the northeast the size of greater

London. Ukraine has recaptured an area around four times the size of greater London. Many

commentators have said Ukraine's progress could be a turning point in the war. With Russia

on the back foot and facing growing criticism for its war effort, even among Vladimir Putin's

most ardent supporters back home. And that might be right. But we wanted to take a look at

the numbers behind this advance and the way those numbers are being reported. 9.5,000

square kilometres is the size of a square nearly 100 kilometres or 60 miles on each side.

It's the size of Devon and Cornwall put together, or 6 times the size of greater London.

And just listing those comparisons makes me realise, it's really hard to know what 9.5,000

square kilometres might mean in strategic terms. I mean, 6 greater London's is a lot of

...