The easiest word problems
- Three cats
If three cats eat three mice in three minutes, after which time 90 cats eat 90 mice?
Leslie bought 8 same chocolates for 16 Eur. How many euros will he pay for 25 chocolates?
Is the number 761082 exactly divisible by 9? (the result is the integer, and/or remainder is zero)
What is better for people (employees)? ...
- Brick weight
The brick weighs 5 kg and a half-brick. How much does one brick weigh?
- One half
One half of 2 75 is: ...
A man and a woman have 7 daughters together (or - "with each other" so that step-children are excluded). Each daughter has one brother. How many members are in the immediate family?
A cyclist passes 64 km in 4 hours. How many kilometers did he pass in 7 hours?
$n trees in $m lines grow in the orchard. How many trees are in the orchard?
I have 19 balls, and my friend has 27. About how many have my friend more balls?
- Ton's teeth
Calculate at what age homeless Anton will be toothless. At age 29 has 26 teeth, and each year next tooth breaks.
Calculate how many hours take holidays, if it takes 5 weeks.
In how many ways can 5 shuttle vans line up at the airport?
- Proof PT
Can you easily prove Pythagoras' theorem using Euclidean theorems? If so, do it.
- 7 heroes
6 heroes galloping on 6 horses behind. How many ways can we sort them behind?
- Reverse Pythagorean theorem
Given are the lengths of the sides of the triangles. Decide which one is rectangular: Δ ABC: 77 dm, 85 dm, 36 dm ... Δ DEF: 55 dm, 82 dm, 61 dm ... Δ GHI: 24 mm, 25 mm, 7 mm ... Δ JKL: 32 dm, 51 dm, 82 dm ... Δ MNO: 51 dm, 45
The root of the equation (x-10)² +4 = x² +35x is (equal or greater or less than zero). ...
A man bought a pig for € 65, then sold it for € 75. Then again bought it for € 90 and sold it for € 100. How much € earned?
4 chickens give 4 eggs in 4 days. How many eggs can give 8 chickens for 8 days?
38 weeks is equal to how many days?