A couple more pieces for ID help

wayneherndon

Here's a couple of silver pieces I couldn't place. Top pic shows obverses while the bottom pic shows reverses. Can anyone tell me which nation issued each?

Thanks,

WH

wybrit

Left:
10 yuan (China), issued 1984, $55.00, .925 silver.

Right:
25 Riyals, Yemen Arab Republic, 1985 (AH1405), $42.50, .925 silver.

1960NYGiants

The one on the left is PR China Y62

The one on the right is Yemen Y49

Gene

wayneherndon

Thanks wybrit and 1960NYGiants!

WH