1) 71/5÷71/3= a) 7-2/15 b) 7-1/15 c) 72/15 d) 7-4/15 2) the value of 253/2 is a) 5 b) 25 c) 125 d) 625 3) The exponent form of  ∛7 is a) 73 b) 37 c) 71/3 d) 31/7 4) The rationalising factor of 7-2√3 is a) 7-2√3 b) 7+2√3 c) 5+2√3 d) 4+2√3 5) 3√12÷6√27 equals a) 1/2 b) √2 c) √3 d) 1/3 6) 0.6666... in p/q form is a) 6/99 b) 2/3 c) 3/5 d) 1/66 7) if √10=3.162,then the value of 1/√10 is a) 0.3162 b) 3.162 c) 31.62 d) 316.2 8) the value of (5+√5)(5-√5) is a) 0 b) 25 c) 20 d) -20 9) which one of the following is an irrational number a) √4 b) 3√8 c) √100 d) -√0.64 10) which one of the following is a rational number a) √2 b) √3 c) 0 d) √5

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