數學題(一)父子二人共50歲,子年是父年的25%,求子多少歲?
-
-
Let x = father's age,
x + 0.25x = 50
1.25x = 50
x = 40
So son's age = 0.25(40) = 10
-
謝謝你
-
咁既問題都要問?? 我睇完係條題目除手已經心算完喇
-
小學題目??
-
我數學真係差:( 要搵人幫我補數學至得
Let x = father's age,
x + 0.25x = 50
1.25x = 50
x = 40
So son's age = 0.25(40) = 10
謝謝你
咁既問題都要問?? 我睇完係條題目除手已經心算完喇
小學題目??
我數學真係差:( 要搵人幫我補數學至得