What does it mean to square a number?, Multiply it by two., Multiply it by itself., If a number is divisible by 4 and 6, must it be divisible by 12?, YES, NO, Is the number 0 even or odd?, Even, Odd, What is the smallest natural number that is divisible by 1, 2, 3, 4, 5 and 6?, 32, 12, 30, 18, If the clock hands show exactly 3:20, at what angle are the hands?, At an acute angle, At a right angle, There is no angle, At a obtuct angle, Zero cannot be a negative or positive number., NO, YES, What is the equation here? (two right questions), x + 7 = x + 7, 2x+5=15, x+3=3+x, (x+1)−x=1, What is the symbol for the set of natural numbers?, Q, N.

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