Q 1: (50x+20)/10 = 5x+2 Incorrect Correct

Q 2: 7+3^{2} = 16 Correct Incorrect

Q 3: 97x = 20x927x+18 Incorrect Correct

Q 4: 18x+40y = 40x+18y Incorrect Correct

Q 5: 715 = 8 Incorrect Correct

Q 6: 7x^{2}9 = 14x9 Incorrect Correct

Q 7: 14/7 = 22/11 Correct Incorrect

Q 8: 9+9 = 15^{0} Incorrect Correct

Question 9: This question is available to subscribers only!

Question 10: This question is available to subscribers only!

