The last digit of $2^5 \cdot 5^5$ is . . . . . . .

Express the number $5005$ as a product of its prime factors.

The prime factorization of $30$ can be written as: $(A)$ $5 \times 6$,$(B)$ $10 \times 3$,$(C)$ $2 \times 3 \times 5$,$(D)$ $1 \times 30$

The prime factorization of $30$ can be written as:

If two zeros of the polynomial $p(x) = x^3 + x^2 - 5x - 5$ are $\sqrt{5}$ and $-\sqrt{5}$,then the third zero is . . . . . . .

The sum $1. \overline{23} + 3.2$ is a . . . . . . number.