Helen needs to buy 6 packs of tea. Each tea pack costs $8.
This table shows the offers available in two shops
Offer
Shop
А
3 for the price of 2
Buy one, get one half price
B
Which shop is cheaper for Helen?

Ebuka's monthly rent is $750. if ebuka pays the rent late, his landlord charges 4% interest per week that the payment is late. write a function that gives the total cost r(t), in dollars, of ebuka's rent if he pays it t weeks late.