1) How do we write 9 to the power of 4? a) 9 x 4 b) 9 x 4 x 9 x 4 c) 94 d) 49 2) Which of these are the same as 12 to the power of 2? (Tick all correct answers) a) 12 + 12 b) 12 x 12 c) 12 x 2 d) 24 e) 144 3) What is the largest square number under 50? a) 25 b) 36 c) 42 d) 45 e) 49 4) Which number, when cubed, gives the answer 125? a) 5 b) 15 c) 20 d) 25 e) 35 5) Expand 35 a) 3 + 5 b) 3 x 5 c) 5 x 5 x 5 d) 3 x 3 x 3 x 3 x 3 6) What is another way of writing 2 x 2 x 2 x 2 x 2 x 2 ? a) 25 b) 26 c) 62 d) 223 e) 222222 7) What number, when squared, gives the answer 144? a) 10 b) 11 c) 12 d) 13 e) 14 8) Find the value of 25  a) 2 b) 8 c) 10 d) 16 e) 25 f) 32 9) Find the value of 33 a) 3 b) 6 c) 9 d) 27 e) 81 10) What is bigger; 25 or 52 ? a) 25 b) 52 c) neither; they have the same value

Indices Quiz 2

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