Ensure that the shell script continues to prompt

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Reference no: EM133266184

Make a shell script that prompts the user for a grade between 0 and 100. The shell script should calculate the corresponding letter for this grade based on the following criteria:

0-49 ¼ F

50-59 ¼ D

60-69 ¼ C

70-79 ¼ B

80-100 ¼ A

Ensure that the shell script continues to prompt the user for grades until the user chooses to exit the shell script.

Reference no: EM133266184

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