Lesson 5 - Percents: Missing Totals

15 is 30% of what amount?

50 is 25% of what amount?

129 is 43% of what amount?

161 is 46% of what amount?

At a birthday party, 50% of the cupcakes are chocolate. If there are 20 chocolate cupcakes, how many cupcakes are there altogether?

A store’s parking lot is 10% full. If there are 12 cars in the lot, then how many cars can the entire parking lot hold?

A music store sells both electric and acoustic guitars. One month, the store sold 12 electric guitars. If that was 60% of their sales for the month, how many guitars did they sell that month in all?

A family is on a road trip, and they have driven 30% of the distance to their destination. If they have driven 150 kilometers so far, what is the total distance to their destination?

A baseball team won 90% of their games last season. If they won 144 games, then how many games did they play during the entire season?

A rain barrel is 65% full. If there are 26 gallons of rain water in the barrel, how many gallons of water can the whole barrel hold?