48% knows the answer to this question: "My electricity bill is £123 a quarter. The company announces prices will rise by 38%. How much will my annual bill be? "

And do you know the answer to this one? "What is the latest smartwatch to be developed thanks to a Kickstarter crowd funding campaign?"

70% knows the answer to this question: "Which rockabilly pioneer first recorded “Blue Suede Shoes” (1956)? "

And do you know the answer to this one? "Which smooth vocal group scored with “Only You (And You Alone)” (1955)?"

73% knows the answer to this question: "Which crooner made "Sweet Caroline" (1969) a sing-along staple? "

And do you know the answer to this one? "Which punk icon scorched charts with "Rebel Yell" (1983)?"

43% knows the answer to this question: "Which Beatle moved us with "My Sweet Lord" (1970)? "

And do you know the answer to this one? "Which R&B legend turned on the heat with "Let's Get It On" (1973)?"

77% 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?"

79% 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)?"

95% 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)?"

33% 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)?"

85% 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?"

68% knows the answer to this question: "149x141÷141 equals what number? "

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

84% 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?"

51% 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?"