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標題:

Maths equation F1

發問:

A sum of $380 is divided between Kelvin and Winnie. Kelvin spends 3/4 of the amount received, while Winnie spends 2/5 of amount received. If Wiinnie spends $32 less than Kelvin,how much does each of them receive?

最佳解答:

A sumof $380 is divided between Kelvin and Winnie. Kelvin spends 3/4 of the amount received, while Winnie spends 2/5 of amount received. IfWiinnie spends $32 less than Kelvin,how much does each of them receive? Sol Set Kelvin received x,Winnie received 380－x (3/4)x－(2/5)(380－x)=32 20[(3/4)x－(2/5)(380－x)]=20*32 15x－8(380－x)=640 23x－3040=640 23x=3680 x=160 Kelvinreceived $160，Winnie received $220

其他解答:57D3B0A9AA3FE714