# Examples for 5th grade (the fifth graders) - page 20

- Eggs

3400 eggs sliced hens for February and March. We have to calculate how many hens can make 3400 eggs when one hen give 2 eggs a day for 59 days. - Digits

How many odd four-digit numbers can we create from digits: 0, 3,5,6,7? - Discount sale

After the discount, the computer costs 9600, - CZK. How much did it cost when the price was reduced: a) by half b) by a third c) by one fifth and then by 160 CZK - Products

15 products are 48 € more expensive than 12 products. How many euros will it cost five same products? - On the trip

On the trip were more than 55 children, but less than 65 children. Groups of 7 could be formed, but groups of 8 no. How many children were on a trip? - Water tank

In an empty fire tank, 2150 hl of water jetted in 5 hours. How many hectoliters of water was jetted every hour? How many hectoliters of water was in the tank after three hours? - Workers

Three factory operators produced 480 units in 50 minutes. How many hours worked? I'm trying to prove or disapprove the idea that the company tell me that it's 2.5 hours. So what is right? Thank you, Petra - Cyclist

Cyclist drives 5 km in half an hour, how long will drive in 3 hours? - Table

Find the circumference of the table, where the long side is 1.28 meters and the short side is 86 cm. - Bread to kilos

They brought in d two kilos and t three kilos of bread to the store. By the end of the day, 14 two-kg bread were sold. How many kilos of bread remained in the store by the next day? - Ten boys

Ten boys chose to go to the supermarket. Six boys bought gum and nine boys bought a lollipop. How many boys bought gum and a lollipop? - Classmates

Roman is ranked 12th highest and eleventh lowest pupil. How many classmates does Roman have? - The rod

The rod has a length of 90cm. Half is painted blue, the third is red and the rest is yellow. How long is the yellow part of the rod? - Morning

Jana rose in the morning in the quarter to seven. She slept nine and a half hours. When did she go to sleep? - Photo frame

A square shape photo with a side length of 20 cm is framed by a 4 cm wide bar. Find the external frame size of this photo (the frame is from all sides) - Fedor

Fedor stood in the small pool. Above the surface was a part of his body that was twice as long as part of his body underwater. What height does Fedor have, if his body part below the surface is 5 dm long? - Rectangles

How many different rectangles with sides integers (in mm) have a circumference exactly 1000 cm? - Seven times

Which number seven times is just as higher as 27, how much is smaller than 29? - Expression plus minus

Evaluate expression: (-1)2 . 12 – 6 : 3 + (-3) . (-2) + 22 – (-3) . 2 - Twins with friend

The twins Danka and Janka went to the cinema with their friend Betka. Only six seats in the second row were available in the cinema. How many do they may sit, if the twins want to sit next to each other, Danka always to the right of Janka and Betka near on

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