1. Grade point average (GPA) in a 4-point scale is calculated by using the following formula: GPA = ( Percentage. 100 x4 Write a program that takes as input the percentage from a user. The program should output the user's GPA on the screen. The format of the output should be as follows, assuming the user's percentage is 85: (85/100)*4 = 3

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
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Please help me with this using java. For first question it has to be in 2 decimal place. Instructions are below
1. Grade point average (GPA) in a 4-point scale is calculated by using the following formula:
GPA =
Percentage
100
x 4
Write a program that takes as input the percentage from a user. The program should output the user's
GPA on the screen. The format of the output should be as follows, assuming the user's percentage is
85: (85/100)*4 = 3
2. Write a program that inputs the name, quantity, and price of three items. The name may contain
spaces. Output a bill with a tax rate of 6.25%. All prices should be output to two decimal places. The
bill should be formatted in columns with 30 characters for the name, 10 characters for the quantity, 10
characters for the price, and 10 characters for the total. Sample input and output are shown as follows:
Input name of item 1:
lollipops
Input quantity of item 1:
10
Input price of item 1:
0.50
Input name of item 2:1
diet soda
Input quantity of item 2:
Input price of item 2:
1.25
Input name of item 3:
chocolate bar
Input quantity of item 3:
20
Input price of item 3:
0.75
Your bill:
Item
lollipops
diet soda
chocolate bar
Subtotal
6.25% sales tax
Total
Quantity
10
3
20
Price
0.50
1.25
0.75
Total
5.00
3.75
15.00
23.75
1.48
25.23
Be sure to follow proper coding standards in your programs including commenting your programs
properly
Transcribed Image Text:1. Grade point average (GPA) in a 4-point scale is calculated by using the following formula: GPA = Percentage 100 x 4 Write a program that takes as input the percentage from a user. The program should output the user's GPA on the screen. The format of the output should be as follows, assuming the user's percentage is 85: (85/100)*4 = 3 2. Write a program that inputs the name, quantity, and price of three items. The name may contain spaces. Output a bill with a tax rate of 6.25%. All prices should be output to two decimal places. The bill should be formatted in columns with 30 characters for the name, 10 characters for the quantity, 10 characters for the price, and 10 characters for the total. Sample input and output are shown as follows: Input name of item 1: lollipops Input quantity of item 1: 10 Input price of item 1: 0.50 Input name of item 2:1 diet soda Input quantity of item 2: Input price of item 2: 1.25 Input name of item 3: chocolate bar Input quantity of item 3: 20 Input price of item 3: 0.75 Your bill: Item lollipops diet soda chocolate bar Subtotal 6.25% sales tax Total Quantity 10 3 20 Price 0.50 1.25 0.75 Total 5.00 3.75 15.00 23.75 1.48 25.23 Be sure to follow proper coding standards in your programs including commenting your programs properly
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