Milo Harding

Mathematics

16 October, 13:11

Select the correct answer from each drop-down menu.

Garry is cooking for his friends. He wants to buy some potatoes, which are priced at m dollars a pound. He has already spent b dollars on other ingredients.

The following expression represents the total amount of money that Garry would spend after buying x pounds of potatoes.

mx+b

If the amount already spent by Garry on other ingredients, b dollars, is halved, then the value of m will.

not change

be half of the orginal amount

be doubled

If the cost for each pound of potatoes, m dollars, is tripled, then the value of b will,

be one-third of the orginal price

be tripled

notchange

and the value of mx will.

be one-third of the orginal price

be tripled

notchange