Top left is 54
bottom left is 30
and top right is 5
24
Multiply 6 and 4 to get 24
They will be able to prepare 24 tables
The answer to your question would be
Height=5cm+
(18cm)*(y)
The amount the the fed require =
20/100 x 2,000 = 400
The amount of money that Fiona's bank can lend is : $ 2,000 - $ 400
= $ 1,600