When a ray of light travels from denser medium to rarer medium it bends _____.

Find the value of the question mark $(?)$ in the following.

$(-4)\{19-(-2)\times (-8\left)\right\}=?$

Based on the given data, the percentage of literates in city C is _______(round to one decimal).

Select the option that fits in the blank space.

Select the odd character out of the following series:

Consider the given statement and decide which of the given assumption is (are) implicit.

Statement:

The train fares have increased by $25\%$ with immediate effect.

Assumptions:

$1$. People still prefer traveling by train despite the increase.

$2$. Other modes of commutation may also increase their fares.