Riddles
Area of Shapes
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Ratios
100

I’m green and jump, but I’m not a frog. I croak and sing, especially in the fog. What am I?

A toad

100
A square has one side measuring 5 feet. What is its area?
25 square feet
100
52.52 - 12.1
40.42
100

What is the largest bone in the Human body

Femur

100
If there are 6 boys and 3 girls, what is the ratio of girls to boys in lowest form?
1:2
200

When Grant was 8, his brother was half his age. Now, Grant is 14. How old is his brother?

10 years old

200
A triangle has a base of 6 inches and a height of 9 inches. What is its area?
27 square inches
200
Fractions 3/8 Divided by 1/2
3/4
200

How many days are in a leap year

366

200
Simplify: 16:4
4:1
300

You’ll find me in Mercury, Earth, Mars and Jupiter, but not in Venus or Neptune. What am I?

The letter "r". 

300
What is the area of a rectangle whose given side lengths are 8 cm and 12 cm?
96 square cm
300
Find the perimeter of a square yard that has green grass, a side measuring 10 feet, and a dog named Baxter who lives there.
40 feet
300

What is the process of water turning into gas.

Evaporation

300
Solve for x to make these proportional: 5/6 = x/36
x = 30
400

I make a loud sound when I’m changing. When I do change, I get bigger but weigh less. What am I?

Popcorn!

400
What is the area of a square with faces equal to 3cm by 3cm?
9 square cm
400
.25 x 1.2
.3
400

A country that is it's own continent

Australia

400
Simplify: 144:60
12:5
500

I can fill a room, but I take up no space. What am I?

Light

500

A rectangle has an area of 56 cm squared. One side length is 10 cm. What is the missing side length? 

5.6 cm

500
2.5 × 3.5 × 0.01
.0875
500

What president was in charge when slavery was abolished (put to an end)?

Abraham Lincoln!

500
Last week Bill earned $210 for a 30-hour week. What was his pay rate? What would he have earned for a 40-hour week?
Pay rate = $7/hour In a 40-hour week Bill would have earned $280.
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