M4maths Maths Puzzle Numerical Ability

x, y and z are three positive integers such that x not= y not= z and 0 < x < y < z < 10
If x+y+z = 15 then maximum possible value of xy + yz + zx will be

OPTION 1) 74
2) 78
3) 82
4) 89
5) 112
6) 126
7) 148
8) 156
9) 164
10)178

Read Solution (Total 1)

M4maths Other Question
x/y = z + p/q, where x, y, z, p and q are non-negative integers, then what conclusion can be drawn out of the given options
 An integer x is selected in such a way that
x + x^(1/2) + x^(1/4) = 276
Then sum of all digits of the number
y = 100000 x^(1/4) + 1000 x^(1/2) + x will be

OPTION 1) 16
2) 19
3) 22
4) 24
5) 26
6) 29
7) 32
8) 35
9) 36
10)39