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) 5
(b) 22
(c) 48
(d) 52
The correct answers to the above question in:
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.
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Read more symbol substitution problems Based Verbal Reasoning Questions and Answers
Question : 1
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.
Directions:
If > denotes +, < denotes -, + denotes ÷, ^ denotes ×, - denotes =, × denotes > and = denotes < , choose the correct statement in each of the following questions.
Question : 2
Convert the signs according to the given direction and find the result of the expression?
a) 6 + 3 > 8 = 4 + 2 < 1
b) 4 > 6 + 2 x 32 + 4 < 1
c) 8 < 4 + 2 = 6 > 3
d) 14 + 7 > 3 = 6 + 3 > 2
Answer »Answer: (c)
Using the proper notations in (c),
we get the statement as:
8 - 4 ÷ 2 < 6 + 3 or 6 < 9,
which is true.
Question : 3
Convert the signs according to the given direction and find the result of the expression?
a) 14 > 18 + 9 =16 +4 < 1
b) 4 >3 ^ 8 < 1 – 6 + 2 > 24
c) 3 < 6 ^ 4 > 25 = 8 + 4> 1
d) 12 > 9 + 3 < 6 x 25 + 5 > 6
Answer »Answer: (b)
Using the proper notations in (b),
we get the statement as:
4 + 3 x 8 - 1 = 6 ÷ 2 + 24
27 = 27,
which is true.
Question : 4
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 : 5
If ‘<’ means 'minus', ‘>' means ‘plus', '=’ means 'multiplied by' and '#' means 'divided by’, then what would be the value of 27 > 81 # 9 <6?
a) 6
b) 33
c) 36
d) 54
e) None of these
Answer »Answer: (e)
Using the correct symbols,
we have: Given expression as
= 27+ 81 ÷ 9 – 6
= 27 + 9 - 6
= 36 - 6 = 30.
Question : 6
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.
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