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Mario & Luigi
- 23/6/06
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<html>
<head>
<title>
Nghiep Huynh CSCI 1101-90 Lab8
</title>
</head>
<body onunload="alert('Enjoy your summer!');">
<div style="text-align:center"> <h1> <b> SUMMER JOB </b> </h1> </div>
<hr/>
<h3> <b> <i> You found an exciting summer job for five weeks. It pays $15.50 per hour. Suppose the total tax you pay on
your summer job income is 14%. After paying the taxes you spend 10% of your net income to buy new clothes
and other accessories for the next school year and 1% to buy school supplies. After buying clothes and school
supplies, you use 25% of the remaining money to buy savings bonds. For each dollar you spend to buy savings
bonds, your parents spend $0.50 to buy additional savings bonds for you.This tool will help you find out
the amount of money that you spend for each type!</i> </b> </h3>
<script style="text/javascript">
alert("You should put your work hours per day that is not bigger than 24 and not less than 0!");
var hour,
totalhour,
totalmoney,
aftertax,
clothes,
school,
savingbonds,
parentsmoney;
hour=prompt("Enter your work hours per day here:","");
hour=parseFloat(hour);
totalhour=35*hour;
document.write("<p> Your total work hours in summer is: <b> " + totalhour + " hours. </b> </p>");
totalmoney=totalhour*15.5;
document.write("<p>Your money before tax is: <b> "+ totalmoney +" dollars. </b> </p>");
aftertax=totalmoney- totalmoney*0.14;
document.write("<p>Your money after tax is: <b> "+ aftertax +" dollars.</b> </p>");
clothes=aftertax*0.1;
document.write("<p>Money for new clothes and other accessories is: <b> "+ clothes +" dollars.</b> </p>")
school=aftertax*0.01;
document.write("<p>Money for school supplies is: <b> "+ school +" dollars. </b> </p>");
savingbonds=(aftertax - clothes -school)*0.25;
document.write("<p>Money for saving bonds is: <b> "+ savingbonds +" dollars.</b> </p>");
parentsmoney=savingbonds*0.5;
document.write("<p>Your parents' money help you to buy additional saving bonds is: <b> "+ parentsmoney +" dollars. </b> </p>");
</script>
</body>
</html>Chả hiểu làm sao mà khi vận hành nếu cho các số VD 7 9... sẽ có vài số đáp số rất mắc cười ko giống như sử dụng máy tính!
Xin cho ý kiến cảm ơn!
, bạn phải chỉ ra những chỗ đó chứ nhỉ???
