5. A square room is covered by a number of whole rectangular slabs of sides 60cm and 42cm.
a) Find the area of the slab.
(2 marks)

Diane owes $387 to her brother. if she debits her bank account $161.25 a month to pay him back, how many months will it take her to pay off the debt?

Simplify 15(x - 4)(x -1)-3(x + 4)(x - 1) with steps

Formulate alisha has a number in mind. if she adds three to her number the result is less than five. use this information to write and solve an inequality about alisha's number. then graph the solution set.