Please = कृपया ( Kripya ) How much does it cost = कितने का है ( kithne ka hai?) kithne here refers to price. "Iski Qeemat Kya Hai" can also be used.

please means kripya in hindi. example:- please help me= kripya meri help(maded) kero. and How Much Does it Cost = Iski cost(kimat) Kya Hai

Please = Kripya = कृपया How Much Does it Cost - Iski Qeemat Kya Hai - इसकी कीमत क्या है

in hindi "IS KAY KITNE PASSAY HUAY?"