Hello sir , I can make js calculator for you.
1) i would need formula's used for calculation .
2) I will also need graphs will be between what two values.
3) I will be using graphs .
I have read about your deadline , you need in two days . Yes that is only possible if we have quick communication .
I am expert Angular js , html5, css3,jquery , javascript developer and lastly i have finished share market based project in which i had done similar work .
IF these two points of information are clearly send to me and made understood with clearity then i can do the work .
1) i would need formula's used for calculation .
2) I will also need graphs will be between what two values.
If you are flexible with timeline please do let me know .
Regards,
Ramesh