For a cultural festival, the school hires 8 buses at \(₹\)4000 each, purchases 150 entry badges at \(₹\)30 each, and orders 10 banners at \(₹\)450 each.
 
(a) Form an arithmetic expression for the total expenditure.
 
(b) Calculate the total expenditure.
 
(c) If the school budget is \(₹\)70000, find the remaining amount or shortage.
 
Ans
 
(a)
 
(b) \(₹\)
 
(c) \(₹\)