MCQ

Question 11 Mark

If '+' is called 'subtraction', '-' is called 'multiplication', '÷' is called 'addition' and 'x' is called 'division, then 12 - 64 x 8 ÷ 15 + 26 =

Answer

(A): Given expression becomes:
$\begin{aligned} 12 \times 64 \div 8+15-26 & =12 \times 8+15-26 \\ =96+15-26=85\end{aligned}$

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Question 21 Mark

If '+' denotes 'x', '-' denotes '÷' 'x' denotes '-' and '÷' denotes '+', then find the value of 5 + 14 - 2 x 3.

Answer

(B): Given expression becomes:
$5 \times 14 \div 2-3=5 \times 7-3=35-3=32$

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Question 31 Mark

If '+' stands for division, '÷' stands for multiplication, 'x' stands for subtraction and '-' stands for addition, then find the value of 14 ÷ 6 - 8 + 4 x 10

Answer

(C): Given expression becomes:
$\begin{aligned} & 14 \times 6+8 \div 4-10 \\ & =14 \times 6+2-10 \\ & =84+2-10=76\end{aligned}$

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Question 41 Mark

If 'L' denotes 'x', 'M' denotes '÷', 'N' denotes '-' and 'Q' denotes '+', then find the value of 85 M 17 L 4 Q 18 N 5.

Answer

(D): Given expression becomes:
$\begin{aligned} & 85 \div 17 \times 4+18-5=5 \times 4+18-5 \\ & =20+18-5=33\end{aligned}$

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Question 51 Mark

If '÷' is called '+', '+' is called 'x', 'x' is called '÷' and '-' is called '+', then find the value of 42 - 63 ÷ 8 x 10.

Answer

(B): Given expression becomes:
$\begin{aligned} 42 \div 6+3 \times 8-10 & =7+3 \times 8-10 \\ & =7+24-10=21\end{aligned}$

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Question 61 Mark

If P denotes 'x', Q denotes'-', R denotes'+'and S denotes'÷', then 18 P 3 Q 16 R 4 S 4 =

Answer

(C): Given expression becomes:
$\begin{aligned} & 18 \times 3-16+4 \div 4 \\ & =18 \times 3-16+1 \\ & =54-16+1=39\end{aligned}$

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Question 71 Mark

If '÷' is called addition, '-' is called multiplication, '+' is called subtraction and 'x' is called division, then what is the value of 26 - 5 ÷ 52 x 13 + 35 ?

Answer

(C): Given expression becomes: $\begin{aligned} 26 \times 5+52 \div 13-35 & =26 \times 5+4-35 \\ & =130+4-35=99\end{aligned}$

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Question 81 Mark

If A is written as '+, B is written as 'x', C is written as '÷' and D is written as'-', then find the value of 64 C 4 A 24 D 3 B 4.

Answer

(C): Given expression becomes: $\begin{aligned} & 64+4+24-3 \times 4 \\ & =16+24-3 \times 4 \\ & =16+24-12=28\end{aligned}$

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Question 91 Mark

If '÷' denotes 'x', 'x' denotes'-', '-' denotes'+' and '+' denotes'÷', then 57 - 13 ÷ 4 x 125 + 5 =

Answer

(A): Given expression becomes:
$\begin{aligned} & 57+13 \times 4-125 \div 5=57+13 \times 4-25 \\ & =57+52-25=84\end{aligned}$

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Question 101 Mark

If L stands for division, M stands for addition, N stands for multiplication and P stands for subtraction, then what is the value of 32 N 2 M 40 L 8 P 52?

Answer

(D): Given expression becomes:
$\begin{aligned} & 32 \times 2+40 \div 8-52=32 \times 2+5-52 \\ & =64+5-52=17\end{aligned}$

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Question 111 Mark

If $'\$'$ denotes $' x '$, $' \# '$ denotes$ ' - ', '©'$ denotes $'÷ '$ and $' \& ' $denotes$ ' + ',$ then find the value of $36 © 4 \# 5 \& 12 \$ 4.$

Answer

(B): Given expression becomes:
$\begin{aligned} & 36 \div 4-5+12 \times 4=9-5+12 \times 4 \\ & =9-5+48=52\end{aligned}$

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Question 121 Mark

If P is called '+', Q is called 'x', R is called'÷'and S is called'-', then 8 Q 16 R 4 5 12 P 20 =

Answer

(C): Given expression becomes:
$\begin{aligned} & 8 \times 16 \div 4-12+20=8 \times 4-12+20 \\ & =32-12+20=40\end{aligned}$

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Question 131 Mark

If'x' is written as '+','+'is written as'-', '-'is written as '÷' and '÷' is written as 'x', then what is the value of 42+6÷6×18-6?

Answer

(A): Given expression becomes:
$\begin{aligned} & 42-6 \times 6+18 \div 6=42-6 \times 6+3 \\ & =42-36+3=9\end{aligned}$

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Question 141 Mark

If C means multiplication, D means subtraction, E means division and F means addition, then find the value of 28 E 4 F 12 C 3 D 26.

Answer

(B): Given expression becomes:
$\begin{aligned} & 28 \div 4+12 \times 3-26=7+12 \times 3-26 \\ & =7+36-26=17\end{aligned}$

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Question 151 Mark

If'@' denotes 'x', '#' denotes'-', '&' denotes '÷' and '%' denotes '+', then 16 # 24 & 3 @ 8 % 54 =

Answer

(A): Given expression becomes:
$\begin{aligned} & 16-24 \div 3 \times 8+54=16-8 \times 8+54 \\ & =16-64+54=6\end{aligned}$

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Question 161 Mark

If P stands for multiplication, Q stands for subtraction, R stands for division and S stands for addition, then what is the value of 14 Q 7 R 7 S 21 P 2 ?

Answer

(A): Given expression becomes:
$\begin{aligned} & 14-7 \div 7+21 \times 2=14-1+21 \times 2 \\ & =14-1+42=55\end{aligned}$

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Question 171 Mark

If 'x' is called '+', '+' is called '-', '-' is called '÷' and '÷' is called 'x', then find the value of 17 x 9 ÷ 24 - 6 + 42.

Answer

(D): Given expression becomes:
$\begin{aligned} & 17+9 \times 24 \div 6-42=17+9 \times 4-42 \\ & =17+36-42=11\end{aligned}$

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Question 181 Mark

If A is written as '÷', B is written as '-', C is written as 'x' and D is written as'+', then 45 A 9 D 1 5 B 7 C 3 =

Answer

(C): Given expression becomes:
$\begin{aligned} & 45 \div 9+15-7 \times 3=5+15-7 \times 3 \\ & =5+15-21=20-21=-1\end{aligned}$

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Question 191 Mark

If '÷' denotes '-' '-' denotes 'x', 'x' denotes '+' and '+' denotes'÷', then what is the value of 23 x 5 - 10 + 2 ÷ 8 ?

Answer

(A): Given expression becomes:
$\begin{aligned} & 23+5 \times 10 \div 2-8=23+5 \times 5-8 \\ & =23+25-8=40\end{aligned}$

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Question 201 Mark

If R means 'x', S means '÷' T means '+' and V means'-', then find the value of 7 R 4 T 32 S 4 V 8.

Answer

(A): Given expression becomes
$\begin{aligned} & 7 \times 4+32 \div 4-8=7 \times 4+8-8 \\ & =28+8-8=28\end{aligned}$

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Question 211 Mark

If A stands for '÷', B stands for '-' , C stands for 'x' and D stands for '+', then find the value of 50 D 25 A 5 B 25 C 2.

Answer

(B): Given expression becomes
$\begin{aligned} & 50+25+5-25 \times 2=50+5-25 \times 2 \\ & =50+5-50=5\end{aligned}$

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Question 221 Mark

If 'x' is called 'addition', '÷' is called 'subtraction', '-' is called 'division' and '+' is called 'multiplication, then 27 - 9 + 3 × 8 ÷ 2=

Answer

(D): Given expression becomes
$\begin{aligned} & 27 \div 9 \times 3+8-2=3 \times 3+8-2 \\ & =9+8-2=15\end{aligned}$

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Question 231 Mark

If D denotes '+', E denotes 'x', F denotes '-' and G denotes '÷', then find the value of the expression 8 E 6 F 20 G 5.

Answer

(A): Given expression becomes:
$8 \times 6-20 \div 5=8 \times 6-4=48-4=44$

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Question 241 Mark

If '-' is written as 'x', 'x' is written as '+', '+' is written as '÷' and '÷' is written as '-', then 9 + 3 - 6 ÷ 8 x 10 =

Answer

(B): Given expression becomes
$\begin{aligned} & 9 \div 3 \times 6-8+10=3 \times 6-8+10 \\ & =18-8+10=20\end{aligned}$

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Question 251 Mark

If P stands for 'x', Q stands for '-', R stands for '÷' and S stands for '+', then what is the value of the expression 6 P 30 R 5 Q 12 5 16?

Answer

(C): Given expression becomes
$\begin{aligned} & 6 \times 30 \div 5-12+16 \\ & =6 \times 6-12+16 \\ & =36-12+16=40\end{aligned}$

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