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The product of a two-digit number and its tens digit is 96 Find the number if the units digit is one less than tens digit?
Wiki User
∙ 15y ago
Let the number be 10x + y, with digits xy. We have (1) x(10x+y) = 96 and (2) x - 1 = y Substitute for y in (1): x(10x+x-1) = 96 Simplify: 11x2 - x = 96 11x2 - x - 96 = 0 Factorising the quadratic... (11x+32)(x-3) = 0 Take x-3 = 0 for an integer solution. Thus x=3 and y=2 The number is 32.
Wiki User
∙ 15y ago
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What is the digit in the units place of a number is 5 if the no lies between 150 and 200 will be composite or prime?
For any integer greater than 5, where the units digit is 5 then that number can be expressed as the product of n and 5. As such, the number is composite. Therefore all numbers in the range 150 to 200 that have a units digit of 5 are composite,.
What is the units digit of 13336?
The units digit of a whole number is always the rightmost digit.
What is the units digit of 7157?
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The units digit of a two digit number exceeds twice the tens digit by 1 what numbers if the sum of its digit is 10?
The units digit of a two digit number exceeds twice the tens digit by 1. Find the number if the sum of its digits is 10.
What value will the units digit of the number 20082008 be?
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If the units digit and the hundreds digit of the number 513 were reversed find the sum of the original number and the new number?
"If the units digit and the hundreds digit of the number 513 were reversed..." 315 'find the sum of the original number and the new number." 513+315=828
If you are the largest two digit number whose units digit divides the tens digit evenly what number are you?
84
When is a number a multiple of 4?
When the tens digit is even and the units digit is 0, 4 or 8 or the tens digit is odd and the units digit is 2 or 6.
