Question

Write the following rational numbers in the form of p/q , where q is of the form 2ᵃ5ᵇ where a, b are non-negative integers and then write the numbers in their decimal form(i) 3/4 (ii) 7/25 (iii) 51/64 (iv) 14/23 (v) 80/81

Answer 1

Dear Student,

(i) 3/4 =$\frac{3}{2^{2}5^{0}  }$=0.75

(ii) 7/25 =$\frac{7}{2^{0}5^{2}  }$=0.28

(iii) 51/64 =$\frac{51}{2^{6}5^{0}  }$=0.796875

(iv) 14/23 =$\frac{3}{23*2^{0}5^{0}  }$=0.60869565217

(v) 80/81 =$\frac{3}{81*2^{0}5^{0}  }$=0.98765432098

Hope it helps

Thanks

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