Jawapan

2016-08-25T18:34:23+08:00
In my opinion , first multiply 1.3 by 3 .. u will get the 3 pcs .. and then the answer add with 50℅ of 1.3 .. you'll get 4pcs for 4.55 .. then 104 divide by 4.55 .. and the answer times 4 because each 4.55$ contains 4pcs .