It depends how thick the slices are if the pink grapefruit really is 'sliced' (or do you mean segments).
As a guide:
* there are approximately 46 calories in one half, medium size, grapefruit.
For information about the calorie content of otherfruits, see the page link, further down this page, listed under Related Questions.
52 calories are in half of a raw pink grapefruit so a full grapefruit would be 104 calories.
An 8-oz. grapefruit contains roughly 96 calories.
assuming you meant medium grapefruit, it contains more or less 60 calories
About 40 calories.
Approximately 50.
There are roughly 140 calories in 2 slices of white Wonder bread.
It depends on where the pizza is from/how big the slices are but you're looking at around 400 calories.
1200
135
115
There are about 100 calories in a can of pineapple slices.
Around 100 calories.