Symbols and operations

1. 1

   If ‘+’ means ‘÷’, ‘−’ means ‘×’, ‘×’ means ‘+’, ‘÷’ means ‘−’, what is the value of 52 × 3 ÷ 2 − 20 + 4?

   Question 1

   A62 B45 C265 D47

   Answer and working

   Answer BB

   Replace the signs: 52 + 3 − 2 × 20 ÷ 4. Division and multiplication first, then addition and subtraction: 45.

2. 2

   If ‘+’ means ‘÷’, ‘−’ means ‘×’, ‘×’ means ‘−’, ‘÷’ means ‘+’, what is the value of 54 × 2 + 2 − 7 ÷ 4?

   Question 2

   A186 B51 C53 D48

   Answer and working

   Answer BB

   Replace the signs: 54 − 2 ÷ 2 × 7 + 4. Division and multiplication first, then addition and subtraction: 51.

3. 3

   If ‘+’ means ‘−’, ‘−’ means ‘+’, ‘×’ means ‘÷’, ‘÷’ means ‘×’, what is the value of 33 − 8 + 3 × 3 ÷ 3?

   Question 3

   A40 B35 C38 D28

   Answer and working

   Answer CC

   Replace the signs: 33 + 8 − 3 ÷ 3 × 3. Division and multiplication first, then addition and subtraction: 38.

4. 4

   If ‘+’ means ‘×’, ‘−’ means ‘+’, ‘×’ means ‘÷’, ‘÷’ means ‘−’, what is the value of 36 ÷ 6 + 10 × 5 − 8?

   Question 4

   A48 B32 C34 D68

   Answer and working

   Answer BB

   Replace the signs: 36 − 6 × 10 ÷ 5 + 8. Division and multiplication first, then addition and subtraction: 32.

5. 5

   If ‘+’ means ‘×’, ‘−’ means ‘+’, ‘×’ means ‘÷’, ‘÷’ means ‘−’, what is the value of 9 − 5 + 12 × 2 ÷ 12?

   Question 5

   A29 B27 C6 D72

   Answer and working

   Answer BB

   Replace the signs: 9 + 5 × 12 ÷ 2 − 12. Division and multiplication first, then addition and subtraction: 27.

6. 6

   If ‘+’ means ‘×’, ‘−’ means ‘÷’, ‘×’ means ‘−’, ‘÷’ means ‘+’, what is the value of 56 − 2 × 4 + 3 ÷ 4?

   Question 6

   A22 B76 C17 D20

   Answer and working

   Answer DD

   Replace the signs: 56 ÷ 2 − 4 × 3 + 4. Division and multiplication first, then addition and subtraction: 20.

7. 7

   If ‘+’ means ‘−’, ‘−’ means ‘+’, ‘×’ means ‘÷’, ‘÷’ means ‘×’, what is the value of 11 − 2 ÷ 9 + 6 × 3?

   Question 7

   A29 B27 C24 D37

   Answer and working

   Answer BB

   Replace the signs: 11 + 2 × 9 − 6 ÷ 3. Division and multiplication first, then addition and subtraction: 27.

8. 8

   If ‘+’ means ‘÷’, ‘−’ means ‘×’, ‘×’ means ‘−’, ‘÷’ means ‘+’, what is the value of 8 − 7 ÷ 4 × 2 + 2?

   Question 8

   A59 B61 C29 D56

   Answer and working

   Answer AA

   Replace the signs: 8 × 7 + 4 − 2 ÷ 2. Division and multiplication first, then addition and subtraction: 59.

9. 9

   If ‘+’ means ‘÷’, ‘−’ means ‘×’, ‘×’ means ‘+’, ‘÷’ means ‘−’, what is the value of 10 ÷ 7 × 12 − 17 + 2?

   Question 9

   A105 B107 C102 D128

   Answer and working

   Answer AA

   Replace the signs: 10 − 7 + 12 × 17 ÷ 2. Division and multiplication first, then addition and subtraction: 105.

10. 10

    If ‘+’ means ‘÷’, ‘−’ means ‘×’, ‘×’ means ‘−’, ‘÷’ means ‘+’, what is the value of 7 × 8 − 10 + 20 ÷ 2?

    Question 10

    A2 B5 C56 D7

    Answer and working

    Answer BB

    Replace the signs: 7 − 8 × 10 ÷ 20 + 2. Division and multiplication first, then addition and subtraction: 5.

More reasoning: Number and letter series, Coding and decoding, Analogies, Odd one out, Blood relations, Direction sense.