exam Maths Puzzle Numerical Ability

On a standard die, the dots on the opposite faces have a sum of 7. How many different sums of dots on three adjacent faces are there on this standard die?

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exam Other Question

Calculate the standard deviation for the following data set: 16, 35, 25, 29, 26, 30 The sum of 4 hours 17 minutes, 3 hours and 58 minutes, 45 minutes, and 7 hours and 12 minutes is?