1.

72 K 2 (10 S 12 U 4 L 4 K 3 L 3) S 20 is,1). 662). 723). 644). –64

Answer»

Letter

S

L

U

K

Meaning

+

×

÷

 

72 K 2 (10 S 12 U 4 L 4 K 3 L 3) S 20

Substituting the symbols:

72 – 2 (10 + 12 ÷ 4 × 4 – 3 × 3) + 20

Solving using BODMAS rule

= 72 – 2 (10 + 12 ÷ 4 × 4 – 3 × 3) + 20

= 72 – 2 (10 + 3 × 4 – 3 × 3) + 20

= 72 – 2 (10 + 12 – 9) + 20

= 72 – 2 (22 – 9) + 20

= 72 – 2 (13) + 20

= 72 – 26 + 20

= 46 + 20

= 66.

Hence, answer is 66.


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