Misc: In 1944 English and Indian troops drove ---------- forces during W.W.I?

Questions

---------- of the population can curl their tongue into a tube.?

85% of the population can curl their ---------- into a tube.?

A ---------- acquires fingerprints at the age of three months.?

A fetus acquires fingerprints at the age of ---------- months.?

A jogger's heel strikes the ground ---------- times per mile.?