Select the option figure that is embedded in the given

Complete the analogy-

Flow:River::Stagnant:?

Four of the following five are similar in a certain way, which creates a group. 

Which of these is not related to this group? 

Identify the figure given in the options which when put in place of ? will logically complete the series.

If ‘R @ S %T & U # V’, then how is R related to U?

Which of the following numbers will replace the question mark (?) in the given series?

68, 77, 89, 105, ?, 153

By interchanging the given two signs which of the following equation will be correct? 

× and ÷ 

I. 5 + 6 × 2 – 4 ÷ 1 = 10 

If '+' means ×, '–' means ÷, '×' means + and '÷' means –, compute the value of the expression:

45 – 9 + 4 × 5

Choose the next number in the series.

40, 52, 76, 88, 112, ?