Question

1. If 16x – 9 = 50 + 34x, then x is:

(a) a fraction (b) a rational number (c) integer (d) none





2. The digit at ten’s place of a two digit number is 3 more than the digit at the unit’s place. If the

digit at the unit’s place is b, then the number is:

(a) 11b + 30 (b) 10b + 30 (c) 11b + 3 (d) 10b + 3​

Answer 1

$16x - 9 = 50 + 34x \\ 16x - 34x = 50 + 9 \\ - 18x = 59 \\ x = 3.2777777778 \: or \: - \frac{ 59}{18}$

1. (a) fraction

2. (a) 11b + 30