In order for Sally to go to work, Lilly attends after-school care for two hours each weekday for the 40 weeks school is in session at a cost of $3.50 per hour.

The child care Expense for work counted on the certification is ?

a.) $1,820

b.) $1,600

c.) $2,080

d.) $1,400

The answer is d.) $1400 but I don't know how the answer is that one.