The table shows the cost of posting parcels. Jake wants to post a 600 gram parcel and an 800 gram parcel.

He posts them Second Class.
He pays with a £10 note.

How much change should he get?

International calls require the use of a country code. many country codes a 3-digit numbers. country codes do not begin with a 0 or 1. there are no restrictions on the second and third digits. how many different 3-digit country codes are possible?

Beth makes batches of bluberry muffins and banna muffins. each batchis 6 muffins. she makes 2.5 batches of bluberry muffins. how many batches of bananna muffins should beth make if she wants to have a total of 60 muffins?

Graph the system of equations. {6x−4y=−244x−8y=−32 use the line tool to graph the lines.