1 . logx116=-2

• A. $4$
• B. $2$
• C. $-2$
• D. $-4$

Answer: Option A

Explanation:

2 . 116

• A. $\frac{7}{8} \min$
• B. $\frac{7}{4} \min$
• C. $\frac{7}{2} \min$
• D. $\frac{14}{3} \min$

Answer: Option C

Explanation:

3 . 2x=116

• A. -1
• B. -2
• C. -3
• D. -4

Answer: Option D

Explanation: