Zomato — cash back issue

Address:

2, Nandi bagan, Howrah, West Bengal, 711106

On 23/4/19 i had done an order from zomato and on zomato premier league i was won and they have given only 5 rs after complaining they added more 16rs in my wallet but they are telling about 30% of bill value my order was of rs 100 what is the 30% of rs 100 and in customer support they are responding very late and tell me what is the 40+30% cashback meaning if i am not getting this.