Question

1. A dozen notebooks cost 186. (1) What is the cost of 8 such notebooks? () How many
notebooks will cost 356.50?

Answer 1

Answer:

124

23

Step-by-step explanation:

12 notebooks cost 186

Each notebook cost = 186/12 = 15.5

8 notebooks cost = 8×15.5= 124

Notebooks costing 356.50 = 356.5/15.5

= 23