Symbol and Notation Reasoning Questions and Answers

Q-6. If + stands for x, – for +, x for – and ÷ for +, find the value of
26 + 74 – 4 x 5 ÷ 2=?

(a) 220
(b) 376
(c) 478
(d) 488

View Answer and Solution 

Answer : (c)
Solution :

26 + 74 - 4 x 5 ÷ 2 =?
Using the correct symbols, we have
= 26 x 74 ÷ 4 - 5 + 2
= 13 x 37 - 5 + 2
= 478

Q-7. If Q means ‘add to’, J means ‘multiply by’, T means ‘subtract from’ and K means ‘divide by’, then
30 K 2 Q 3 J 6 T 5 =?

(a) 22
(b) 28
(c) 47
(d) 48

View Answer and Solution 

Answer : (b)
Solution :

30 K 2 Q3 J 6 T 5=?
Using the correct symbols we have
= 30 ÷ 2 + 3 x 6 - 5
= 15 + 3 x 6 - 5
= 15 + 18 - 5
= 33 - 5
= 28

Q-8. P denotes ÷, Q denotes x, R denotes + and S denotes – then is the value of
18 Q 12 P 4 R 5 S 6 =?

(a) 53
(b) 59
(c) 63
(d) 65

View Answer and Solution 

Answer : (a)
Solution :

18 Q 12 P 4 R 5 S 6=?
Using the correct symbols, we have
= 18 x 12 ÷ 4 + 5 - 6
= 18 x 3 + 5 - 6
= 54 + 5 - 6
= 59 - 6
= 53

Q-9. If P means ‘division’, T means ‘addition’, M means ‘subtraction’ and D means ‘multiplication’, then what will be the value of the expression
12 M 12 D 28 P 7 T 15=?

(a) -30
(b) -15
(c) 15
(d) 45
(e) Npne of these

View Answer and Solution 

Answer : (e)
Solution :
12 M 12 D 28 P 7 T 15 =?
Using the correct symbols. we have
= 12 - 12 x 28 ÷ 7 + 15
= 12 - 12 x 4 + 15
= 12 - 48 + 15
= 27 - 48
= - 21

Q-10. If P means x, R means +, T means ÷ and S means -, then
18 T 3 P 9 S 8 R 6 =?

(a) -1\frac{1}{3}
(b) \frac{2}{3}
(c) 46
(d) 52

View Answer and Solution 

Answer : (d)
Solution :

18 T 3 P 9 S 8 R 6 =?
Using the correct symbols. we have
= 18 ÷ 3 x 9 - 8 + 6
= 54 - 2
= 52