Question

Choose a letter x, y, z, p etc...., wherever necessary, for the unknown (variable) and write the corresponding expressions for the given statement:

Omar helps his mother 1 hour more than his sister does.

Answer 1

Let the number of hours helped by Omar's sister $=x$

Number of hours helped by Omar = Number of hours helped by Omar's sister + 1

$\therefore$Number of hours helped by Omar $=(x+1)$