Remove 6 and what number will be left?

[Solution]

78

Split into three and mixed,
With Dives I am found.
Split into two and fixed
On four legs, flat or round.
In my most kindly sense unbroken,
Warm hearts and helpers I betoken.

[Solution]

79

I am high, I am low,
I am thick, I am thin,
I can keep out the snow,
But may let the rain in.

[Solution]

80
HIDDEN FRUIT