Symbol Change + - X /

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After interchanging ÷ and +, 12 and 18, which one of the following equations becomes correct?
(90 x 18) + 18 = 60
no
(18 + 6) ÷ 12 = 20
yes
(72 = 18) x 18 = 72
no
(12 + 6) x 18 = 36
no
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In the following question, A stands for any of the mathematical signs at different places, which are given as choices under each question. Select the choice with the correct sequence of signs which when substituted makes the question as a correct equation.
24 A 4 A 5 A 4


× + =
no
= × +
yes
+ × =
no
= + ×
no
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Which one of the following is correct?
6 * 3 * 4 * 45
÷, +, >
no
÷, >, +
no
>, ÷, +
no
+, >, ÷
yes
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In the following question you have to identify the correct response from the given premises stated according to following symbols.
If + means ÷, – means ×, means ÷ and × means –, then 63 × 24 + 8 ÷ 4 + 2 – 3 = ?
45
yes
66
no
186
no
48
no
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If L denotes x
M denotes ÷
P denotes +
Q denotes –
then 16 P 24 M 8 Q 6 M 2 L 3 = ?
10
yes
9
no
12
no
11
no
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Which of the following interchange of signs would make the equation correct?
8 x 6 + 2 = 22
+ , x, 2 and 6
no
+ , x, 2 and 8
no
+ , x, 6 and 8
yes
+ , x, 2 and 22
no
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If ‘-’ stands for addition ‘+’ stands for subtraction, ‘÷’ stands for multiplication and ‘x’ stands for division, then which one of the following equation is correct?
50 x 5 ÷ 2 – 30 + 25 = 25
yes
50 – 30 + 5 ÷ 2 x 30 = 25
no
40 + 35 x 2 – 50 ÷ 30 = 95
no
30 x 2 – 25 + 50 ÷ 5 = 100
no
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If = stands for +
÷ stands for - 
< stands for >
+ stands for = 
- stands for ÷
× stands for < 
> stands for ×
then find out the wrong item among the following
6 = 3 > 5 = 2 × l4 > 2
no
25 - 5 = 10 ÷ 3 < 25 ÷ 5
no
36 ÷ 60 - 10 = 12 < 36 =12
yes
25 = 15 - 5 ÷ 4 < 14 = 4
no
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If ‘–‘ stands for division ‘+’ stands for subtraction, ‘÷’ stands for multiplication, ‘×’ stands for addition, then which one of the following equations is correct?
70 – 2 + 4 ÷ 5 × 6 = 44
no
70 – 2 + 4 ÷ 5 × 6 = 21
yes
70 – 2 + 4 ÷ 5 × 6 = 341
no
70 – 2 + 4 ÷ 5 × 6 = 36
no
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If > denotes +, < denotes -, + denotes ÷, ^ denotes ×, - denotes =, × denotes > and = denotes <, choose the correct statement of the following:
13 > 7 < 6 + 2 = 3 ^ 4
no
9 > 5 > 4 -18 + 9 > 16
yes
9 < 3 < 2 > l × 8 ^ 2
no
28 + 4 ^ 2 = 6 ^ 4 + 2
no
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