105= 99 (100+y) + 1 Y= ? Thw solution says 6.06, but i run into difficulty deriving this, Can anyone help
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The solution is wrong. 105= 99 (100+y) + 1 104 = 99(100+y) = 100+y y = y =
Last edited by badgerigar; Dec 10th 2007 at 02:35 AM. Reason: forgot math tags
the sol says; (105-99)/99=.0606 so he moves 99 across to deduct from 105, but i cant see whys hed dividing by 99......
Originally Posted by flynne8 the sol says; (105-99)/99=.0606 so he moves 99 across to deduct from 105, but i cant see whys hed dividing by 99...... Where does this come from? (105-99)/99=.0606 You can't just "move it across". Badgerigar's solution seems correct.
The Q is; 105 = 99 * (100+y) + 1 and gives the sol; y=(105-99)/99=6.06% ?????
Originally Posted by flynne8 The Q is; 105 = 99 * (100+y) + 1 and gives the sol; y=(105-99)/99=6.06% ????? The solution is wrong.. subtract one from both sides and you have: . Now, divide both sides by 99.. Subtract 100 from both sides...
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