

The Mr Healy's Maths World Halloween Quiz
Ten to Try.
Step by Step Worked Solutions further down the page - good luck!
1. Pumpkin Patch Profit
A farmer sells pumpkins for £4 each. It costs £120 to run the stall and £1.50 per pumpkin to grow.
How many pumpkins must be sold to make a profit of £90?
2. Haunted House Angles
In a haunted attic, two beams meet at a point. One angle measures 65°, and another is 45°.
Find the size of the third angle.
3. Witch’s Potion Ratio
A potion is made by mixing bat wings, toad slime, and spider legs in the ratio 2 : 3 : 5.
If 150 ml of the potion is brewed, how much of each ingredient is used?
4. Trick-or-Treat Route
A trick-or-treater walks 300 m north, then 400 m east.
How far are they from their starting point? (Give your answer to 1 decimal place.)
5. Ghostly Graphs
A ghost moves in a straight line following the equation y = 2x − 3.
Find the gradient and y-intercept of the line.
6. Zombie Growth
A zombie population increases by 8% each night.
If there are 250 zombies on the first night, how many will there be after 5 nights? (Give your answer to the nearest whole number.)
7. Spooky Squares
The area of a square graveyard is 1,225 m².
Find the length of one side and its perimeter.
8. Vampire Reflection
A point A(3, −2) is reflected in the x-axis.
Find the coordinates of its image.
9. Candy Cauldron
A bag of Halloween sweets contains 12 orange, 8 green, and 5 purple sweets.
If one sweet is chosen at random, find the probability that it is not green.
10. Skeleton Shadows
A 2 m-tall skeleton casts a shadow 1.5 m long.
At the same time, a nearby tree casts a 6 m shadow.
Find the height of the tree, assuming the sun’s rays hit both objects at the same angle.

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Mr Healy's Maths World Halloween Quiz Step by Step Worked Solution



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