Shweta's grand mother often comlains of headache. Shweta asked her to visit an eye specialist for a check up, but she refused saying that her eye sight is O.K. Some other day, her grand mother asked Shweta to thread a needle. Shweta understood her problem and took her to the eye specialist who prescribed her spectacles of suitable power.
Read the above passage and answer the following questions :
(i) What could Shweta make out ?
Can you guess the nature of lens prescribed ?
What values are displayed by Shweta ?

Explanation

### Step-by-Step Solution:

1. **Understanding the Problem**:
- Shweta's grandmother often complains of headaches but insists her eyesight is fine. However, she struggles with tasks like threading a needle, which indicates a vision problem.

2. **Identifying the Condition**:
- Shweta deduces that her grandmother is likely suffering from **hypermetropia** (farsightedness), a condition where distant objects are seen clearly, but nearby objects appear blurry. This can lead to headaches due to eye strain when trying to focus on close objects.

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