[Final exam] Question 10

Question

Question 10: Please write a program that can calculate tax 7% (0.07) of a product price, then outputs the tax and a total price including the tax.

Hint:

*Use %.2f for two decimal points*

*Printf a new line between the tax and a total price including tax*

Input1

80

Output1

5.60
85.60

 

Input 2

452

Output2

31.64
483.64

 

Answer 1

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int main(){
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}

Comments

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output

Answer 2

Hidden content!
#include ** ** * **  * 
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int main(int argc, char *argv[])
{
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}

Comments

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output

Answer 3

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}

Comments

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output

Answer 4

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float price;
float tax;
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}

Comments

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output

Answer 5

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int main () {
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 * *** ***   **   a;  *  ***    ** **********  *
 * * ** ** *** **    *   * *   *     ****  %0.2f\n", a*0.07);
 *   ** * ** *  ** *     * **** *****   *** *** *** ** * ***
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}

Comments

prog.c: In function 'main':
prog.c:7:18: warning: unknown conversion type character 0xc in format [-Wformat=]
      printf("%0.2\fn",a+a*0.07);
                  ^
prog.c:7:13: warning: too many arguments for format [-Wformat-extra-args]
      printf("%0.2\fn",a+a*0.07);
             ^~~~~~~~~

Answer 6

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int main () {
  
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***      * *   ** * *   0;
}

Comments

prog.c: In function 'main':
prog.c:7:15: warning: unknown conversion type character 0xc in format [-Wformat=]
      printf("%\fn",a+a*0.07);
               ^
prog.c:7:13: warning: too many arguments for format [-Wformat-extra-args]
      printf("%\fn",a+a*0.07);
             ^~~~~~

---

prog.c: In function 'main':
prog.c:8:15: warning: unknown conversion type character 0xc in format [-Wformat=]
      printf("%\fn",a+a*0.07);
               ^
prog.c:8:13: warning: too many arguments for format [-Wformat-extra-args]
      printf("%\fn",a+a*0.07);
             ^~~~~~

Answer 7

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int main(int argc, char *argv[])
{
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}

Comments

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output

Answer 8

Hidden content!
#include <stdio.h>
#include  * *   ****** 

int main(int argc, char *argv[]) {
    
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}

Comments

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output

Answer 9

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int main(int argc, char *argv[])
{
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}

Comments

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output

Answer 10

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#include **   * ****  **
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int main(int argc, char *argv[])
{
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*     **  *  *** * 0;
}

Comments

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output