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Express the following in the form of p/q(a)0.169 with bar on 69(b)3.8 bar |
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Answer» Step-by-step EXPLANATION: let x=0.169 BAR on 69 multiply by 10 on both side 10*x=10*0.169bar 10x=1.69bar. 10x=1.696969.... (say EQU. 1st) multiply equ. 1st by 100 1000x=100*1.696969.... 1000x=169.696969..say equ 2nd subtracting 1st from 3nd 1000x-10x=169.696969...-1.696969.. 990x=168.00 x=168/990 x=84/495 b 3,8bar let x=3.8888..say equ 1sr multiply equ 1st by 10 10x=38.888..say equ 2nd subtracting 1st from 2nd 10x-x=38.888..-3.8888 9x=35.00 x=35/9 |
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