# Problems for 5th grade (the fifth graders)

- 3 cats

3 cats eat 3 mice in 3 days. How many mice will eat 10 cats in 10 days? - Brick

One brick is 6 kg and half a brick heavy. What is the weight of one brick? - Chocolate

Juan bought 9 same chocolates for 9 Eur. How many euros he pay for 29 chocolates? - Three cats

If three cats eat three mice in three minutes, after which time 200 cats eat 200 mice? - Divisibility

Is the number 146025 divisible by 6? - Cyclist

A cyclist passes 88 km in 4 hours. How many kilometers he pass in 8 hours? - Monkey

Monkey fell in 38 m deep well. Every day her scramble 3 meters, at night dropped back by 2 m. On that day it gets hangover from the well? - Diophantus

We know little about this Greek mathematician from Alexandria, except that he lived around 3rd century A.D. Thanks to an admirer of his, who described his life by means of an algebraic riddle, we know at least something about his life. Diophantus's youth l - Medicament

Same type of medicament produces a number of manufacturers in a variety of packages with different content of active substance. Pack 1: includes 60 pills of 600 mg of active substance per pack cost 9 Eur. Pack 2: includes 150 pills of 500 mg of active sub - Chickens

2 chickens give 2 eggs in 2 days. How many eggs can give 8 chickens for 8 days? - Homeless Dezider

Homeless Dežko has 9 coins in jacket: Calculate the value of its assets and calculate how many bottles of wine for 0.55 EUR can he buy. - Tereza

The cube has area of base 225 mm^{2.}Calculate the edge length, volume and area of its surface. - Textbooks

After check of textbooks found that every 10-th textbook should be withdrawn. Together 58 textbooks were withdrawn. How many textbooks were in stock before withdrawn and how many after withdrawn? - Subtraction

How many times you can subtract the number 1 from the number 16? - Youth track

Youth track from Hronská Dúbrava to Banská Štiavnica which announced cancellation attracted considerable media attention and public opposition, has cost 6.3 euro per capita and revenue 13 cents per capita. Calculate size of subsidies to trip group of 10. - It is rectangular?

Size of two of the angles in a triangle are: α=110°, β=40°. Is it a right triangle? - School trip

School trip cost 184.8 USD for one class (28 students). How much would cost a trip for two classes? (both classes together have 56 students) - Cats

Two cats caught two mice in two days. How many mouses will catch 6 cats for 6 days? - Two squares

Two squares whose sides are in the ratio 5:2 have sum of its perimeters 73 cm. Calculate the sum of area this two squares. - Chamber

In the chamber light is broken and all from it must be taken at random. Socks have four different colors. If you want to be sure of pulling at least two white socks, we have to bring them out 28 from the chamber. In order to have such certainty for the pai

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