Given a sentence, fill out the missing word with a 'no' or a number (between zero and ten). You should write the numbers with english alphabet, like: four instead of 4.

Swedes generally get ____ weeks of vacation each year and much of it is spent outdoors.
five

Female dropouts are also ____ times more likely to smoke during pregnancies.
eight

Wheat is pseudo hexaploid, containing a set of diploid chromosomes from each of ____ ancestors.

three