Solve each problem by writting an inequality.

1. the length of a rectangular yard is 50 ft, and its perimeter is less than 170 ft. Describe the width of the yard.

2. A salesperson earns $350 per week plus 10% of her weekly sales. Find the sales necessary for the sales person to earn at least $800 in one week.

Solve each problem by writting a compound inequality.

1. How much must a carpenter cut off a 48-inch board if the length must be 40 ± 0.25 inches?

2. A concrete slab requires between 10 and 12 yd y^3 of concrete. If 2.5 yd^3 of concrete can be poured each hour, how long will it take to pour the slab?

thanks!!