Misc: How many stages has a Polaris missile?

Questions

How many red stripes are there on the national flag of the U.S.A.?

Who played Eth in the radio show The Glums?

Which cookery dish is named after a Napoleonic battle?

Who was the first athlete to clear eight feet in the high jump?

Who in children's literature was told "to begin at the beginning and end at the end"?