What is Grundfos AQpure? 1. An inbuilt packaged

Which two signs should be interchanged to make the following equation correct?

247 ÷ 13 + 16 × 3 − 148 = 119 

A series is given with one term missing. Select the correct alternative from the given ones that will complete the series.

RT, VT, VX, ZX, ?

In the following question, select the figure which can be placed at the sign of question mark (?) from the given alternatives.

Find the missing character.

Find the upcoming numbers in this series.

3, 13, 35, 109, 323,?

Study the given digit-letter-symbol sequence carefully and answer the question that follows.

A sum of money doubles itself at the compound interest x in 10 years. In how many years it will be four times at the same compound interest? 

Select the figure that will come next in the following figure series.