plays is one syllable,though people will often drag out the 's',almost breaking the word into two sounds.
1
1
1 + 2 = 3 syllables
1 for young and 1 for girl = 2 syllables
2.
1
1
1
It is two syllables. Rou-tine.
1
"That's" has 1 syllable. "That is" has 2 syllables.
"It's" has 1 syllable. "It is" has 2 syllables.