CUET Mathematics 2023 30 May Shift 3 PYQs

$5^{100} (\mod 9) =$

The solution set of the inequation $\frac{7+5x}{4} \geq \frac{x}{3} - 10$, $x \in \mathbb{R}$ is :

If $57 \equiv x (\bmod 5)$, then the least positive value of $x$ is: