Which of the following statement is true regarding

Choose the set of numbers that is similar to the following set.

16, 30, 36}

Select the option in which the given figure is embedded (rotation is not allowed).

Which number will come in place of the question mark (?) in the following number series ?

4, 7, 12, 21, 38, ?

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

Select the option that is related to the third term in the same way as the second term is related to the first term.

Human body : Medicines : : Plants : ?

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

396 ÷ 2 × 4 – 217 + 74 = 935