Question

hii guy help me please help na ​

Answer 1

Answer:

for 1 at condition :greatest =9867

smallest =1237

for 2nd condition : greatest =9847

smallest=1243

for 3rd condition :greatest =8976

smallest =1923

for 4 th condition :greatest =2987

smallest =2134

Answer 2

Answer:

(a) Digit 7 is always at ones place :

For smallest number the thousand digit must be 1 and rest be 0

⇒ Smallest number = 1007

For largest number all the digits must be 9

⇒ Largest number = 9997

(b) Digit 4 is always at tens place :

For smallest number the thousand digit must be 1 and rest be 0

⇒ Smallest number = 1040

For largest number all the digits must be 9

⇒ Largest number = 9949

(c) Digit 9 is always at hundreds place :

For smallest number the thousand digit must be 1 and rest be 0

⇒ Smallest number = 1900

For largest number all the digits must be 9

⇒ Largest number = 9999

(d) Digit 1 is always at thousands place :

For smallest number the thousand digit must be 1 and rest be 0

⇒ Smallest number = 1000

For largest number all the digits must be 9

⇒ Largest number = 1999