Word problems with a recipe ratio

Difficulty Stretch · Set c2vl13

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1
A recipe uses 5 cups of flour for every 5 cups of oats. How many cups of oats go with 45 cups of flour?
2
A recipe uses 2 cups of flour for every 3 cups of oats. How many cups of oats go with 10 cups of flour?
3
A recipe uses 3 cups of flour for every 2 cups of oats. How many cups of oats go with 15 cups of flour?
4
A recipe uses 2 cups of flour for every 4 cups of oats. How many cups of oats go with 12 cups of flour?
5
A recipe uses 3 cups of flour for every 4 cups of oats. How many cups of oats go with 15 cups of flour?
6
A recipe uses 4 cups of flour for every 4 cups of oats. How many cups of oats go with 28 cups of flour?
7
A recipe uses 4 cups of flour for every 4 cups of oats. How many cups of oats go with 20 cups of flour?
8
A recipe uses 2 cups of flour for every 4 cups of oats. How many cups of oats go with 18 cups of flour?
9
A recipe uses 3 cups of flour for every 5 cups of oats. How many cups of oats go with 21 cups of flour?
10
A recipe uses 3 cups of flour for every 2 cups of oats. How many cups of oats go with 12 cups of flour?
11
A recipe uses 5 cups of flour for every 4 cups of oats. How many cups of oats go with 40 cups of flour?
12
A recipe uses 2 cups of flour for every 4 cups of oats. How many cups of oats go with 24 cups of flour?
13
A recipe uses 4 cups of flour for every 4 cups of oats. How many cups of oats go with 44 cups of flour?
14
A recipe uses 4 cups of flour for every 2 cups of oats. How many cups of oats go with 28 cups of flour?
15
A recipe uses 4 cups of flour for every 3 cups of oats. How many cups of oats go with 24 cups of flour?
16
A recipe uses 4 cups of flour for every 5 cups of oats. How many cups of oats go with 40 cups of flour?
17
A recipe uses 3 cups of flour for every 5 cups of oats. How many cups of oats go with 36 cups of flour?
18
A recipe uses 2 cups of flour for every 5 cups of oats. How many cups of oats go with 8 cups of flour?
19
A recipe uses 2 cups of flour for every 3 cups of oats. How many cups of oats go with 8 cups of flour?
20
A recipe uses 5 cups of flour for every 5 cups of oats. How many cups of oats go with 45 cups of flour?

What is in this set

The numbers in this set run from 2 to 60.
A careful solution takes 3 written steps on average.
The mistake this set invites most often, in 73% of the problems: the flour went up by 35 cups and the same was added to the oats.
Answers are a whole number.

Drawing 240 problems from this page produced 138 different ones, 57% — so a sheet of 20 will come back to a problem you have seen — there are only so many sensible ones of this kind.

The same skill, harder or easier

We would put this in front of a grade 6 class. That is our judgement, not a standard, and it is printed here so you can disagree with it. Everything else we put in that year.

Next to this

Word problems in three steps

Numbers 2–33; every one will take three steps.

Word problems: one-step division

Numbers 2–108; every one will take one step.

All of word problems

22 skills in this topic, 66 sets between them.

Printing it

The printed sheet carries no menus and no advertising, and the answer key is on its own page.