Test of Reasoning - Hidden Symbols

Substitute the asterisk (*) with suitable mathematical symbol to form a correct equation.

1. 8 * 4 * 10 * 6 * 2

x, =, –, ÷ ÷, +, =, x ÷, =, +, x –, x, ÷, =

Explanation:Answer (b). 8 ÷ 4 + 10 = 6 x 2.

2. 25 * 2 * 6 = 4 8 11 * 0

x, –, x, + +, –, x, + x, +, x, – x, +, +, x

Explanation:Answer ().

3. 27 * 3 * 3 * 4 * 4

–, ÷, =, + –, ÷, +, = +, ÷, =, – ÷, +, –, =

Explanation:Answer (a). 27 - 3 ÷ 3 = 4 + 4.

4. 9 * 4 * 22 * 14

x, =, – x, –, = =, –, x –, x, =

Explanation:Answer (b). 9 x 4 - 22 = 14

5. 5 * 4 * 8 * 5 * 7

+, +, =, x x, =, ÷, + =, +, x, – x, –, –, =

Explanation:Answer (d). 5 x 4 - 8 - 5 = 7. Needs check. Amended to arrive at a right

6. 16 * 4 * 64 * 4

x, <, + x, >, + +, >, x x, >, +

Explanation:Answer (a). 16 x 4 = 64 + 4; 64 < 68.

7. 32 * 3 * 8 * 4 * 4

x, +, ÷, = –, ÷, + = =, x, +, + –, =, x, ÷

Explanation:Answer (c). 32 = 3 x 8 + 4 + 4.

8. 16 * 6 * 4 * 18

+, =, + x, =, ÷ =, ÷, + x, +, =

Explanation:Answer (a). 16 + 6 = 4 +18. Needs Check. Amended to arrive at a right answer.

9. 84 * 56 * 2 * 3

=, ÷, x ÷, x, = =, x, ÷ –, x, =

Explanation:Answer (a). 84 = 56 ÷ 2 x 3.