symbol substitution Detailed Explanation And More Example
MOST IMPORTANT verbal reasoning - 2 EXERCISES
The following question based on mathematical operations topic of verbal reasoning
(a) 6
(b) 33
(c) 36
(d) 54
e) None of these
The correct answers to the above question in:
Answer: (e)
Using the correct symbols,
we have: Given expression as
= 27+ 81 ÷ 9 – 6
= 27 + 9 - 6
= 36 - 6 = 30.
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Read more symbol substitution problems Based Verbal Reasoning Questions and Answers
Question : 1
If & means +, # means -, @ means x and * means ÷, then what is the value of 16 & 4 @ 5 # 72 * 8 ?
a) 25
b) 27
c) 29
d) 36
e) None of these
Answer »Answer: (b)
Using the correct symbols,
we have: Given expression
= 16 + 4 x 5 - 72 ÷ 8
= 16+ 20 - 9
= 36 –9 = 27.
Question : 2
If + means -, - means x, ÷ means + and x means ÷, then 15 - 3 + 10 x 5 ÷ 5 = ?
a) 5
b) 22
c) 48
d) 52
Answer »Answer: (c)
Using the correct symbols,
we have: Given expression
= 15 x 3- 10 ÷ 5 + 5 (using VBODMAS rule)
= 45 - 2 + 5
= 50 - 2 = 48.
Question : 3
If x means ÷, - means x, ÷ means + and + means -, then (3 - 15 ÷ 19) x 8 +6 =?
a) -1
b) 2
c) 4
d) 8
Answer »Answer: (b)
Using the correct symbols,
we have: Given expression
= (3 x 15 + 19) ÷ 8 - 6
= 64 ÷ 8 - 6
= 8 - 6 = 2.
Question : 4
If ‘-‘ stands for 'addition', '÷’ for 'multiplication', ‘×’ for 'subtraction' and ‘+' for 'division', then which of the following is correct?
a) 25 × 12 - 14 ÷ 4 + 6 = 16
b) 25 – 12 + 14 ÷ 2 × 4 = 15
c) 25 – 15 + 5 ÷ 4 × 16 = 21
d) 25 + 11 – 4 ÷ 10 × 6 = 20
Answer »Answer: (c)
From option (c),
25 + 15 ÷ 5 × 4 - 16 = 21 (using VBODMAS rule)
⇒ 25 + 3 × 4 - 16 = 21
⇒ 25 + 12 - 16 = 21
⇒ 37 - 16 = 21
⇒ 21 = 21
LHS = RHS
So, option (c) is correct.
Question : 5
If '×' stands for '+', ÷ stands for '-', '-' stands for '×' and '+' stands for '÷', then find the value of following equation. 54 ÷ 16 - 3 × 6 + 2 = ?
a) 9
b) 12
c) 8
d) 15
Answer »Answer: (a)
According to the question,
? = 54 ÷ 16 - 3 × 6 + 2
from the question by changing the symbols, we get
= 54 - 16 × 3 + 6 ÷ 2 (using VBODMAS rule)
= 54 - 16 × 3 + 3
= 54 - 48 + 3
= 6 + 3 = 9
Question : 6
If A = '+', B = ‘-‘, C = '×' and D = '÷', then 5 C 5 D 5 A 5 B 5 = ?
a) 0
b) 5
c) 10
d) 15
Answer »Answer: (b)
According to the question,
? = 5 C 5 D 5 A 5 B 5
from the question by changing the symbols, we get
= 5 × 5 ÷ 5 + 5 - 5 (using VBODMAS rule)
= 5 × 1 + 5 - 5
= 10 - 5 = 5
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