The Math Meridian
Back to Rates, Percent and Finance

Unit prices and best buys

Questions at easy, medium and hard levels. Pick a level and get a fresh set every time, with instant feedback.

Learn it The unit price is the price for one unit (or for 100 g, 100 mL). The lower unit price is the better buy.

Example: 2 L for $\$3.50$ or 3 L for $\$4.80$?

  1. $3.50 \div 2 = \$1.75$ per L.
  2. $4.80 \div 3 = \$1.60$ per L.
  3. The 3 L bottle is the better buy.

Loading questions…