How many methods are possible to make 1 rupee by using 10 paisa, 20 paisa and 50 paisa coin. It is not necessary to use all type of coins and any coin can be used more than 1 times.
Total cost of 2 rubbers and 3 pencils is greater than 20 rupee whereas total cost of 3 rubbers and 2 pencils is less than 24 rupee. If cost of pencil is less then 7 rupee then for what prize of rubber and pencil total cost of 4 rubbers and 5 pencils is minimum
The sum of all 2 digit divisors of the number obtained by the difference of a 3 digit number of successive digits in decreasing order and a 3 digit number having same digits in reciprocal order. Only 1, 2, 3, 4, 5, 6, 7, 8, 9 can be used as digits
Unit place =20(1+2+3+3+3+4)
Tens place=20(1+2+3+3+3+4) +32 ;( 32 is carry from units place)
Hundreds place=20(1+2+3+3+3+4) +35(carry from previous)
Similarly others
There is no excellent beauty that has not some strangeness in the proportion.
Sir Francis Bacon
The person who can solve mathematical problems,can lead life easily ,Maths tellu that every problem as solution...we can find number of solutions for one problem ...Aplly it in the life also we can lead our life happily...