What question can you never answer yes to?

How do you go from 98 to 720 using just one letter?

Spot what is wrong here in below Picture?

I have branches, but no fruit, trunk or leaves. What am I?

The person who makes it has no need for it; the person who buys it has no use for it. The person who uses it can neither see nor feel it. What is it?

What jumps when it walks and sits when it stands?

What can run but never walk, have a mouth that never speaks, have a head that never weeps, and have a bed but never sleeps?

What type of tree can I carry in my hand?

There's a day, that comes around once a year.
To celebrate the man, you hold dear.
He gave you life, love and will pick you up if you fall.
When it comes to guys like him, He's the best of all.
Who is he?

How high do you have to count before you use the letter “a” in the English spelling of the whole number?