Practice real SPI level questions based on previous exam pattern.
1. If roots of quadratic equation are -2 and 11, find equation:
2. If 21x = 196 - x², find x:
3. If roots are in ratio 2:5 for x² + kx + 40 = 0, then k = ?
4. A ladder 10m reaches a wall of height 8m. Distance from wall = ?
5. Slope of line through (-4, -5) and (-1, -2):
6. Equation of line with slope 4 and intercept 3:
7. If tan θ = 8/7, then value of expression = ?
8. If LCM = 6 and HCF = 2, then p²q² = ?