91% knows the answer to this question: "Do you know which fast food brand this is? "

And do you know the answer to this one? "Do you know which fast food brand this is?"

82% knows the answer to this question: "Which Italian tenor soared with "Volare" (1958)? "

And do you know the answer to this one? "Which country chart-topper charmed us with "Raindrops Keep Fallin’ on My Head" (1969)?"

45% knows the answer to this question: "Which crooner immortalized "My Way" (1969)? "

And do you know the answer to this one? "Which bubblegum band topped charts with "Sugar, Sugar" (1969)?"

91% knows the answer to this question: "Which former Beatle delivered "My Sweet Lord" (1970)? "

And do you know the answer to this one? "Which singer-songwriter tugged at hearts with "Time in a Bottle" (1972)?"

66% knows the answer to this question: "78x35+72 equals what number? "

And do you know the answer to this one? "If a window-cleaner charges £0.80 per window, how many windows would he have to clean to earn £500?"

71% knows the answer to this question: "149x141÷141 equals what number? "

And do you know the answer to this one? "0 x 50001 = ?"

94% knows the answer to this question: "Do you know which fuel company this logo belongs to? "

And do you know the answer to this one? "Do you know which fuel brand is shown here?"

85% knows the answer to this question: "What organ is responsible for pumping blood through the body? "

And do you know the answer to this one? "Which part of the body is affected by asthma?"

47% knows the answer to this question: "What gas do plants absorb from the atmosphere during photosynthesis? "

And do you know the answer to this one? "Which part of the body is primarily responsible for pumping blood?"

39% knows the answer to this question: "Which trait were the Phoenicians known to excel in? "

And do you know the answer to this one? "The House of Representatives in the USA is made up of how many members?"

84% knows the answer to this question: "Why do health-conscious cooks prefer steaming as a food preparation technique over boiling? "

And do you know the answer to this one? "Which of these toppings is used on a Hawaiian pizza?"

40% knows the answer to this question: "Which of these is NOT a city in Florida? "

And do you know the answer to this one? "The wreck of which famous ship was discovered and filmed in 1985?"