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 38 km in 2 hours. How many kilometers did he pass in 4 hours?
10 trees in 5 lines grows in the orchard. How many trees are in the orchard?
I have 19 balls and my friend has 27. About how many has my friend more balls?
- Ton's teeth
Calculate at what age homeless Anton will toothless. At age 29 has 26 teeth and each year next one tooth broke.
Calculate how many hours take holidays, if take 5 weeks.
In how many ways can 9 shuttle vans line up at the airport?
- Proof PT
Can you easily prove Pythagoras theorem using Euclidean theorems? If so, do it.
- 7 heroes
9 heroes galloping on 9 horses behind. How many ways can sort them behind?
- Reverse Pythagorean theorem
Given are 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 dm,
The root of the equation (x-19)² -10 = x² -11x is (equal or greater or less than zero)? ...
A man bought a pig for € 60 then sold it for € 75. Then again bought for € 90 and sold it for € 100. How many € 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?