Question

Question number 1 pls

Answer 1

x is time spent walking the dog, y is the time washing cars

$x + y \leqslant 20 \\ 7.5x + 6y \geqslant 92$

Answer 2

Let x=dog-walking job

Let y= car was attendant

Inequality: 7.50x+6y>92

Inequality: x+y<20