Verbal Reasoning - Mental Ability Questions

If 70$7 = -10, 50$5 = -10 and 40$8 = -5, then find the value of 10$2 = ?

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

3,4,7,?,18,29,47

In each questions given below three statements are followed by two conclusions numbered I and II. You have to take the three given statements to be true
even if they seem to be at variance with the commonly known facts. Read the conclusions and decide which conclusion logically follows from the three given statement disregarding commonly known facts. Give answer

Statements:
Some books are papers.
No paper is magazine.
All magazines are pens.
Conclusions:
I. Some books are not magazines.
II. Some books are magazines.

From the given words, select the word which cannot be formed using the letters of the given word.
FAMISHED

If 15#2 = 26, 11#3 = 16 and 10#9 = 2, then find the value of 11#4 = ?

Introducing Reeta, Monica said, "She is the only daughter of my father's only daughter." How is Monica related to Reeta?

$$\begin{gathered} If (─) stands for division, (+) stands for multiplication, (÷) stands for subtraction and \\ (×) stands for addition, which one of the following equations is correct? \end{gathered}$$

In the following question, which one set of letters when sequentially placed at the gaps in the given letter series shall complete it?

P_P_RPQ_S_Q_ST