exam Maths Puzzle Numerical Ability

You have a spinner that lands on 1,2,3 with equal probability. You spin till you reach 0, subtracting your score starting from 30 and your then using your previous score as you go,

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exam Other Question

Find the principal needed to get the amount $1000 after 3 years at 12% compounded continuosly? In the expression 5 to the 2nd power, the 5 is called the ___________________. and the 2 is called the _______________________.