46% knows the answer to this question: "What contain most of the calcium ion in the human body? "

And do you know the answer to this one? "In what song does Dolly Parton sing: "What a way to make a livin' - Barely gettin' by - Its all takin' - And no givin"?"

54% knows the answer to this question: "What are the claws of a bird of prey called? "

And do you know the answer to this one? "What year did Congress first provide a minimum wage law?"

82% knows the answer to this question: "The city of Johannesburg is in which country? "

And do you know the answer to this one? "Greenland wasn't really green, and Vinland wasn't really covered in vines. Who named them both, and icy Iceland, besides?"

78% knows the answer to this question: "At 60 miles per hour, how far do you travel in a half hour? "

And do you know the answer to this one? "If bananas cost 40 cents per pound, and you buy 2.5 pounds, how much will you spend?"

78% knows the answer to this question: "Who sang the famous song "You Make Me Feel Like A Natural Woman" (1967) ? "

And do you know the answer to this one? "The UK's number one tourist attraction is what?"

57% knows the answer to this question: "What was the name of Buddy Holly's band? "

And do you know the answer to this one? "Which Stewart had a 1993 hit with 'Have I Told You Lately'?"

65% knows the answer to this question: "What word refers to "the exchange of money for goods and/or services"? "

And do you know the answer to this one? "Which of these is a country in Africa?"

89% knows the answer to this question: "Complete the title of a 2013 Macklemore hit "Thrift...."? "

And do you know the answer to this one? "Which is the most commonly dislocated joint when playing contact sports?"

92% knows the answer to this question: "Complete the name of the 1960's band The Dave Clark…? "

And do you know the answer to this one? "Despite inventing the telephone, who never called either his wife or his mother ? because they were deaf?"

38% knows the answer to this question: "Who first vulcanized rubber? "

And do you know the answer to this one? "Which of the following art terms is defined as "glass colored by mixing pigments within it"?"

37% knows the answer to this question: "Which of the Great Lakes is the only one named for a US state? "

And do you know the answer to this one? "What must you do if you are entering a road from a driveway? "

47% knows the answer to this question: "A devastating 1906 earthquake hit which Californian city? "

And do you know the answer to this one? "What is the name of the tiny bird that sips flower nectar?"