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Ratio and proportion

Quiz by Resty Jane Suela

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Q 1/10
Score 0
If there are 4 red marbles and 12 blue marbles in a bag, what is the ratio of red marbles to blue marbles?
29
$1:3$
$4:1$
$1:4$
$3:1$

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10 questions

Show answers

Q1
If there are 4 red marbles and 12 blue marbles in a bag, what is the ratio of red marbles to blue marbles?
$1:3$
$4:1$
$1:4$
$3:1$
30s
Q2
A recipe requires 2 cups of sugar for every 5 cups of flour. What is the ratio of sugar to flour?
$5:2$
$5:7$
$2:5$
$1:5$
30s
Q3
A classroom has 18 boys and 12 girls. What is the simplified ratio of boys to girls?
$2:3$
$6:9$
$9:6$
$3:2$
30s
Q4
If the ratio of cats to dogs in a pet shop is 4:7 and there are 28 dogs, how many cats are there?
14
10
16
24
30s
Q5
A painter uses a color mixture with a red-to-blue ratio of 3:2. If there are 12 liters of red paint, how many liters of blue paint are needed?
6
8
10
9
30s
Q6
In a fruit basket, the ratio of apples to bananas is 5:3. If there are 15 apples, how many bananas are there?
12
8
9
10
30s
Q7
A garden has a section for flowers and a section for vegetables with a ratio of 7:2. If there are 14 flower plants, how many vegetable plants are there?
7
4
6
2
30s
Q8
The ratio of boys to girls in a theater club is 3:4. If there are 21 boys, how many girls are in the club?
24
35
18
28
30s
Q9
A library holds a ratio of 5 fiction books to 8 non-fiction books. If there are 40 fiction books, how many non-fiction books are there?
64
48
32
56
30s
Q10
In a smoothie recipe, the ratio of strawberries to bananas is 3:1. If you have 9 strawberries, how many bananas are needed?
9
6
3
4
30s

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