# Popular math problems

- Three cats

If three cats eat three mice in three minutes, after which time 90 cats eat 90 mice? - Brick weight

The brick weighs 4 kg and a half-brick. How much does one brick weigh? - Chocolate

Anthony bought 9 same chocolates for 18 Eur. How many euros will he pay for 19 chocolates? - Divisibility

Is the number 539439 exactly divisible by 9? (the result is the integer, and/or remainder is zero) - Family

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? - Chickens

4 chickens give 4 eggs in 4 days. How many eggs can give 8 chickens for 8 days? - Subtraction

How many times can you subtract the number 4 from the number 64? - Cyclist

A cyclist passes 64 km in 4 hours. How many kilometers did he pass in 7 hours? - 7 heroes

6 heroes galloping on 6 horses behind. How many ways can we sort them behind? - Right Δ

A right triangle has the length of one leg 72 cm and the hypotenuse 90 cm size. Calculate the height of the triangle. - Inflation

What is better for people (employees)? ... - Drinking water

A man drinks a keg of water in $m days, and a woman drinks in $z days. How many days do they consume a keg together? - Flags

How many different flags can be made from green, white, blue, red, orange, yellow, and purple materials, so each flag consists of three different colors? - Vans

In how many ways can 5 shuttle vans line up at the airport? - One half

One half of 2^{ 75}is: ... - Holidays

Calculate how many hours take holidays, if it takes 5 weeks. - Ace

We pulled out one card from complete sets of playing cards (32 cards). What is the probability of pulling the ace? - Textbooks

After the check of textbooks found that teachers should withdraw every 9-th textbook. Together 176 textbooks were withdrawn. How many textbooks were in stock before being withdrawn, and how many after withdrawal? - Orchard

10 trees in 5 lines grow in the orchard. How many trees are in the orchard? - Homeless Dezider

Homeless Dežko has 8 coins in his jacket: . Calculate the value of its assets and calculate how many bottles of wine for 0.55 EUR it can buy.

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