1) Find the HCF of 33 x 52 x 78 and 22 x 32 x52. a) 32x52 b) 22x5x7 c) 22x32x13 d) 1 2) Find the HCF of 24 x 58 x 72 and 22 x 5 x 75. a) 32x52 b) 22x5x72 c) 22x32x13 d) 1 3) Find the HCF of 25 x 32 x 113 x 132 and 22 x 34 x 7 x 13. a) 32x52 b) 22 x 5 x 72 c) 22 x 32 x 13 d) 1 4) Find the HCF of 210 x 310 x 510 and 710 x 1110 x 1310. a) 32x52 b) 22x5x72 c) 22x32x13 d) 1 5) Find the HCF of 32 x 510 x 178 and 22 x 55 x 113. a) 22x5x72 b) 22x32x13 c) 1 d) 55 6) Find the HCF of 22x33 and 33x52 a) 33 b) 22x3 c) 52 d) 22x7 7) Find the HCF of 22x32 and 25x3x5. a) 33 b) 22x3 c) 52 d) 22x7 8) Find the HCF of 2x32x53 and 2x52x7. a) 33 b) 22x3 c) 2x52 d) 22x7 9) Find the HCF of 26 x 53 x 7 and 22 x 3 x 72. a) 33 b) 22x3 c) 52 d) 22x7 10) Find the HCF of 23 x 32 x 72 and 22 x 3 x 74. a) 22x3 b) 52 c) 22x7 d) 22x3x72

Basic Mathematics Stage 1.5

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