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Rich chooses a 4-digit positive
Rich chooses a 4-digit positive integer. He erases one of the digits of this integer. The
remaining digits, in their original
0 answers
asked by
Zayan
1,081 views
John chooses a 5-digit positive integer and deletes one of its digits to make a 4-digit number. The sum of this 4-digit number
9 answers
asked by
Amitabha
4,641 views
Billy chooses three dfferent non-zero digits and makes six different 3-digit numbers with no digit repeated in any number. He
3 answers
asked by
mariana
608 views
Find the sum of all 3-digit positive numbers N that satisfy the condition that the digit sum of N is 3 times the digit sum of
5 answers
asked by
rohit
1,395 views
From the digits 1, 2, 3, and 4, how many positive integers are less than 100,000? Consider the possibilities for 5-digit,
1 answer
asked by
Sebastian
1,275 views
Find a three-digit positive integers such that the sum of all three digit is i4, the tens digit is two more than ones and if the
1 answer
asked by
Maria Christina
926 views
Don chooses a positive integer less than 11 which he calls a and an integer b such that 11<=b<=20. He adds all the positive
2 answers
asked by
Lone
501 views
For every positive 2-digit number, x, with tens digit t and units digit u , let y be the 2 digit number formed by reversing the
0 answers
asked by
reena
970 views
How many positive four-digit integers $N$ have the property that the three-digit number obtained by removing the leftmost digit
1 answer
asked by
Lily
82 views
If you have the sume of squares of the digits of a positive two-digit number is 20, the tens digit is 2 more than the units
2 answers
asked by
Joey
483 views