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301,211,310,121,112,400,130,103
All two digit numbers which the digits add up to 11 are :- 29, 38, 47, 56, 65, 74, 83 & 92.
Find a four digit number whose digits will be reversed when multiplied by nine?
The numbers are 18 and 20.
find two positive numbers whose product is a maximum. 1.) the sum is s.
9 and 6
13 & 14 (169 & 196)
All two digit numbers which the digits add up to 11 are :- 29, 38, 47, 56, 65, 74, 83 & 92.
Yeah, of course you can: 25, 34, 43, 52, 61, 70
Find a four digit number whose digits will be reversed when multiplied by nine?
4 x 578 = 2312 8 x 754 = 6032
Well, 47 49 51 53 are four consecutive odd numbers those total squared has for identical digits. 40000.... The square root of any number that is only four digits long all containing the same digit has a value that is not an integer.
47
19
Write down the numbers from 1000 to 9999.
The numbers are 18 and 20.
the two smallest numbers are 49 and 14
find two positive numbers whose product is a maximum. 1.) the sum is s.