To get the 10% discount, a shopper must spend no less than $100. Use d to represent the spending (in dollars) of a shopper who gets the discount.

Given : To get the 10% discount, a shopper must spend no less than $100.

Use d to represent the spending (in dollars) of a shopper who gets the discount.

To qualify for the championship, a runner must complete the race in less than 40 minutes.

Use t to represent the time (in minutes) of a runner who qualifies for the championship.

To Find : Write inequalities to represent the situations below.

Solution:

d ≥ 100    To get the 10% discount

a shopper must spend no less than $100. =>  a shopper must spend  $100. or more

t < 40    To qualify for the championship

a runner must complete the race in less than 40 minutes.