Problems

1. Lucia is making invisibility potions. Each potion requires the following ingredients:

  • 2 eyes of newt
  • 5 carrots
  • 3 liters of rainwater

How many carrots would Lucia mix with 16 eyes of newt in the potions?

Lucia has all of the other ingredients she needs.

2. Apet groomer gave 9 baths, 15 nail trims, 8 brush-outs, and 5 ear cleanings.

For every 5 nail trims, the groomer gave 3 _____?

  1. baths
  2. brush-outs
  3. ear cleanings

3. Mabel spends 4 hours to edit a 3-minute long video. She edits at a constant rate.

How long does Mabel spend to edit a 15-minute long video?

4. Ben the camel drinks tea (so classy!). He drinks 1,050 liters of tea every 6 days. Ben drinks the same amount each day.

How many liters of tea does Ben drink every 2 days?

Source: Khan Academy, https://www.khanacademy.org/math/cc-sixth-grade-math/cc-6th-ratios-prop-topic/cc-6th-equivalent-ratios/e/ratio_word_problems
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