In [ ]:
#Get the key of a minimum value from the following dictionary.

dict2 = {"Maths" : 55, "Physics" : 65, "Computer" : 75}

min_dict2 = min(dict2.values())

min_key = [key for key in dict2 if dict2[key]== min_dict2]

print(min_key)

['Maths']
In [ ]:
# #  Write a Python program to check if value 200 exists in the following dictionary.

GivenDict = {'a': 100, 'b': 200, 'c': 300}

UserInput = int(input("Enter a value which you want to check"))

for i in GivenDict.values():
    
    if i == UserInput:
    
        print(UserInput,"is present in the dictionary")
    

200 is present in the dictionary
In [ ]:
# Merge two Python dictionaries into one
def Merge(dict1,dict2):
    
    result = {**dict1,**dict2}
    
    return result

dict1 =  {'Ten': 10, 'Twenty': 20, 'Thirty': 30}

dict2 = {'Thirty': 30, 'Fourty': 40, 'Fifty': 50}

dict3 = Merge(dict1,dict2)

print(dict3)

{'Ten': 10, 'Twenty': 20, 'Thirty': 30, 'Fourty': 40, 'Fifty': 50}