Create a small android app that calculate the tips of a waiter

Hi! I have seen your assignment and read the description. I am not going to waste your time by writing here a copy pasted proposal. I have completely read your project description and I can do this assignment for you. もっと

Need a calculation app ? Not an issue, I have developed similar apps before that i can show to you as a sample of my work. You will be truly satisfied with my work with no wastage of time. Looking forward to hear f もっと

I have made many simple apps like these. I can make an android app which will provide the required functionality.