1.

he second part and the ratio between thesecond and third part is 4: 5. Find each part.

Answer»

suppose second part is xso first part=2/3xnow ratio of 2nd and 3rd part is 4:5so third part is 5/4xso 1400=x+(2/3)x+(5/4)x12*1400=12x+8x+15x=35xso x=40*12=480so first number is 2/3*480=320third number is 5/4*480=600so numbers are 480,320,600



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