# Quantitative Aptitude: Quadratic Equations Questions Set 78

1. x^2+14x+24 =0
y^2+18x+65 =0
X>Y
X
X≥Y
X≤Y
X=Y or no relation
Option E
I. x^2+12x+2x+24 =0
x= -12, -2
II. x^2+13x+5x+65 =0
x= -13, -5

2. I. 2x^2+23x++65 =0
II. 3x^2+25x+50=0
X>Y
X
X≥Y
X≤Y
X=Y or no relation
Option D
I. 2x^2+13x+10x+65=0
2x=-13, -10
x=-6.5, -5
II. 3x^2+15x+10x+50 =0
3x= -15,-10
x=-5, -3.33

3. I. x^2-18x+72=0
II. y^2-8y+15 =0
X>Y
X
X≥Y
X≤Y
X=Y or no relation
Option A
I. x^2-12x-6x+72=0
x =12, 6
II. y^2-5y-3y+15 =0
y=5, 3

4. I. x^3= 729
II. y =√81
X>Y
X
X≥Y
X≤Y
X=Y or no relation
Option E
I. x^3=729
x=9
II. y=9

5. I. x^2-11x+18 =0
II. y^2-23y+132 =0
X>Y
X
X≥Y
X≤Y
X=Y or no relation
Option B
I. x^2-9x-2x+18 =0
x=9, 2
II. y^2-12y-11y+132 =0
y^2 =12, 11

6. I. 4x^2-12x+5 =0
II. 2y^2+3y-5=0
X>Y
X
X≥Y
X≤Y
X=Y or no relation
Option E
I. 4x^2-10x-2x+5 =0
4x=10, 2
x= 2.5, .5
II. 2y^2+5y-2y-5 =0
2y= -5, 2
y= -2.5, 1

7. I. x^2-3x+28 =0
II. y^2+3y-18=0
X>Y
X
X≥Y
X≤Y
X=Y or no relation
Option E
I. x^2-7x+4x+28=0
x=7, -4
II. y^2+6y-3y-18=0
y=-6, 3

8. I. x^4=256
II. y^3=64
X>Y
X
X≥Y
X≤Y
X=Y or no relation
Option D
I. x^4=256
x=4, -4
II. y^3=64
y=4, 4

9. I. x^2-35x+250=0
Ii. y^2-14y+40=0
X>Y
X
X≥Y
X≤Y
X=Y or no relation
Option C
I. x^2-25x-10x+250=0
x=25,10
II. y^2-10y-4y+40=0
y=10,4

10. I. x+5=√100
II. y+8=√144
X>Y
X
X≥Y
X≤Y
X=Y or no relation
Option A
I. x+5=√100
x+5=10
x=5
II. y+8=√144
y+8=12
y=4

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