a two digit number is 4 times the sum of its digits and twice the product of digits find the number
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Do you mean the sum of its digits and twicethe product of digits are same?
Mukundmalgaya:
yes
36
solution
Answer is 36.
let's 2 digit number is 10x+y
Condition one ----- (10x+y) = 4(x+y)
10x+y = 4x+4y
6x=3y
y = 2x ------(1)
Condition two ------- (10x+y) = 2xy
10x + 2x = 2xy {From (1))}
12x = 2xy
6 = y
x= 3
So number is 10×3+6 =36
let's 2 digit number is 10x+y
Condition one ----- (10x+y) = 4(x+y)
10x+y = 4x+4y
6x=3y
y = 2x ------(1)
Condition two ------- (10x+y) = 2xy
10x + 2x = 2xy {From (1))}
12x = 2xy
6 = y
x= 3
So number is 10×3+6 =36
Answered by
2
Answer is 36.
let's 2 digit number is 10x+y
Condition one ----- (10x+y) = 4(x+y)
10x+y = 4x+4y
6x=3y
y = 2x ------(1)
Condition two ------- (10x+y) = 2xy
10x + 2x = 2xy {From (1))}
12x = 2xy
6 = y
x= 3
So number is 10×3+6 =36
let's 2 digit number is 10x+y
Condition one ----- (10x+y) = 4(x+y)
10x+y = 4x+4y
6x=3y
y = 2x ------(1)
Condition two ------- (10x+y) = 2xy
10x + 2x = 2xy {From (1))}
12x = 2xy
6 = y
x= 3
So number is 10×3+6 =36
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