Question

If 'P' means $\times$, 'Q' means $÷$, 'R' means '+', 'S' means '-', then 18P5Q1R2S10 is equal to _______.

• A. 55
• B. 64
• C. 73
• D. 82

Answer 1

The correct option is D 82

18P5Q1R2S1018P5Q1R2S10
⇒18×5÷1+2−10⇒18×5÷1+2−10
=18×5+2−10=18×5+2−10
=90+2−10=90+2−10
=92−10=92−10
=82.