Agarden patio is covered with grey slabs and yellow slabs

1/5 of the slabs are grey
write down the ratio of grey slabs to yellow slabs
give your answer in its simplest form

the highest percentage for deaths in construction from highest to lowest is as follows: falls, struck by objects, electrocution, and caught-in/between. these four are collectively known as fatal four.

in the case of falls, the type that is responsible for the overall highest death in the category is falls from roofs.