Mathematics, 25.07.2019 21:30 nini31575
In november 2013, the exchange rate between australian dollars (a$) and singapore dollar (s$) offered by a money changer was a$100=s$x. in december 2013, the exchange rate offered was a$100=s$(x-5). mr neo found that, every s$65 he exchanged in december 2013, he would receive a$2 more than if he exchanged in november 2013. (a) formulate an equation in x. (b) find the value of x. (c) find the amount of singapore dollars mr neo received if he exchanged a$125 in november 2013 (with working pls)
Answers: 1
Mathematics, 21.06.2019 15:00
Alake near the arctic circle is covered by a 222-meter-thick sheet of ice during the cold winter months. when spring arrives, the warm air gradually melts the ice, causing its thickness to decrease at a constant rate. after 333 weeks, the sheet is only 1.251.251, point, 25 meters thick. let s(t)s(t)s, left parenthesis, t, right parenthesis denote the ice sheet's thickness sss (measured in meters) as a function of time ttt (measured in weeks).
Answers: 1
In november 2013, the exchange rate between australian dollars (a$) and singapore dollar (s$) offere...
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