Riddles
Brain Teaser's
Spiral Review
Fact Fluency
Movies
Ratio, Unit Rate, Proportion Review
100

What has keys but can't open locks?

A piano

100

You see a boat filled with people. It has not sunk, but when you look again, you don’t see a single person on the boat. Why?

All the people were married.

100

What is the value of 3x + 4 when x = 5?

Answer: 19.

100

Problem: Calculate 125 ÷ 5.

25.

100

In "Wonder," what is the name of the boy with a facial difference who attends school for the first time?

Auggie Pullman

100

Find the ratio of 12 to 36 in simplest form

**1:3** (since 12 ÷ 12 = 1 and 36 ÷ 12 = 3)

200

I’m tall when I’m young, and I’m short when I’m old. What am I?

A candle.

200

A girl was riding her bike on a trail when she came across a lake. She turned around and went back home. The next day, she rode her bike again, took a different path, and found a river. If she finds it again the next day, what did she do differently?

She turned left instead of right.

200

Question: Solve the equation: 7y - 3 = 25.

Answer: y = 4.

200

What is the result of 15 - 6 × 2?

Answer: 3.

200

In "The Sandlot," what is the name of the legendary dog that lives behind the baseball field?

The Beast.

200

 If a car travels 240 miles using 8 gallons of gas, what is the unit rate in miles per gallon?

 **30 miles per gallon**  

   (240 miles ÷ 8 gallons = 30 miles/gallon)

300

What has words but never speaks?

A book

300

If you have a bowl with six apples and you take away four, how many apples do you have?

You have four apples (the ones you took).

300

Simplify the expression: 4(3x + 2) - 5x.

Answer: 7x + 8.

300

Problem: What is 9²?

Answer: 81.

300

In "Mean Girls," what does the term "fetch" mean?

A slang term used by Gretchen Wieners, meaning cool or awesome.

300

A recipe that serves 4 people requires 2 cups of rice. How many cups of rice are needed for 10 people?

**5 cups of rice**  

    (Set up proportion: \( 2/4 = x/10 \) → x = 5)

400

I fly without wings, I cry without eyes. Whenever I go, darkness flies. What am I?

A cloud.

400

What comes once in a minute, twice in a moment, but never in a thousand years?

  1. The letter 'm'.

400

What is the least common multiple (LCM) of 4 and 6

Answer: 12.

400

Problem: Solve for y in the equation 5y = 35.

Answer: y = 7.

400

In "Spider-Man: Into the Spider-Verse," which character is a young version of Spider-Man from an alternate universe?

Miles Morales.

400

 If a car can travel 350 miles on 10 gallons of gas, how far can it travel on 25 gallons? (Set up a proportion to solve.)



**875 miles**  

    (If 10 gallons = 350 miles, then \( \frac{350}{10} = 35 \) miles per gallon → \( 35 \times 25 = 875 \))

500

The more you take, the more you leave behind. What am I?

Footsteps.

500

If an electric train is traveling south, which way is the smoke going?

There is no smoke; it’s an electric train.

500

If a rectangle has a length of 8 cm and a width of 3 cm, what is its perimeter?

22 cm.

500

Problem: What is 4 × (3 + 5)?

Answer: 32.

500

In "Inside Out," what are the names of the five core emotions in Riley's mind?

Answer: Joy, Sadness, Anger, Fear, and Disgust.

500

Find a ratio equivalent to 5:10.

**Any ratio equivalent to 5:10**, e.g., **1:2**

600

I have branches, but no fruit, trunk, or leaves. What am I?

 A bank.

600

You have one chance to guess a number between 1 and 10, and if you guess it right, you win a prize. Which number should you guess to have the best chance of winning?

Any number works, as you only have one chance.

600

Solve the proportion: 3/4 = x/20. What is the value of x?

Answer: 15.

600

Problem: What is the value of 12 × 15?

Answer: 180.

600

In "The Little Rascals," what is the name of the club the boys form?

The He-Man Woman Haters Club.

600

There are 3 chocolate bars for every 2 fruity candies. If there are 24 fruity candies, how many chocolate bars are there?

**36 chocolate bars**  

    (If 3 chocolate bars for 2 fruity candies, then for 24 fruity candies: \( \frac{3}{2} = \frac{x}{24} \) → x = 36)