F.1數學

2006-11-10 4:43 am
1.Jane bought x tarts,she ate 1/4 of them,then her brother and sister ate 7 tarts.If 2 tarts were left,find the value of x.

2.The amount of money Joyce had was 3 times of Michael's.Joyce spent $30 first and then bought 6 pens which cost $3 each,she had $12 left.Find the amount of money Michael had.

回答 (3)

2006-11-10 4:58 am
1.(7+2)×4=x
9×4=x
x=9×4
=36
2.(30+3x6+12)÷2
=20
2006-11-10 4:47 am
28*4=56
2006-11-10 4:46 am
1.36
2.20

2006-11-09 20:47:27 補充:
1.362.20
參考: me


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