# Examples for 5th grade (the fifth graders) - page 6

- Number train

The numbers 1,2,3,4,5,6,7,8 and 9 traveled by train. The train had three cars and each was carrying just three numbers. No. 1 rode in the first carriage, and in the last carriage was all odd numbers. The conductor calculated sum of the numbers in the first - Cast brass

Brass cast weight was 3.84 kg, it had turned into piston weight 3.491 kg. How many grams of brass was turned off? - Forest ranger

Forest ranger watching from the hide deers. At one time point he can see 6 deers. How many maximum deers can be see by 3 rangers at same time? - Granite cube

What is the weight in kg granite cube with an edge of 0.5 m if 1dm^{3}of granite weight 2600 g? - Playground

Rectangular playground is fenced with 38 m long netting. Its width is 7 m. Calculate its length. - Computer

A line of print on a computer contains 64 characters (letters, spacers or other chars). Find how many characters there are in 7 lines. - Chestnuts

Neil has 5-times chestnuts less than Adrian. Together they have 894 chestnuts. How many chestnuts has Neil and Adrian? - Summand

One of the summands is 186. The second is 15 more. Determine the sum of the summands. - Soil pit

Workers dug a pit cube with edge 2.5 meters. How many cars shall remove soil if the car suddenly take 4m³ of soil? - Rectangle

Calculate perimeter of the rectangle with sides a=2.4 m and b=1.9 m. - Mom and daughter

Mom is 30 years older than the daughter. What is the age difference between them in 35 years? - Rectangle vs square

The rectangle has dimensions of 13 × 10, square 8 × 8. Which shape has more area and how much above? - Remainders

It is given a set of numbers { 170; 244; 299; 333; 351; 391; 423; 644 }. Divide this numbers by number 66 and determine set of remainders. As result write sum of this remainders. - Saving

Mom said that Suzan save about 120 EUR (rounded to tens). How many euros she could at least save (minimum)? - Work

Workers works 5 days a week and has 21 days of vacation a year. Calculate how many days is out of work and express it as a percentage. Consider that a year has 52 weeks. - Liquid soap

Three-member family enough liter of liquid soap for 20 days. After how many days the amount consumed when at the holidays come to us two cousins. - About what

How much and how many times is 72.1 greater than 0.00721? - Quotient

Determine the quotient and the remainder from division numbers 1704 and 49. Take the test of correctness. - School trip

6.A class went on a trip. Train ticket cost 6 euros, cable car ticket 6 euro. How many euros must pay classroom teacher for 23 students? - Triangle

Prove whether you can construct a triangle ABC, if a=9 cm, b=10 cm, c=4 cm.

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