System of equations + addition - practice problems - last page
Number of problems found: 76
- Consecutive 4122
The sum of four consecutive natural numbers is 90. Determine these numbers. - Numbers 3974
The sum of two numbers is 10,000, and one is four times larger than the other. What are two numbers? - Chocholate pyramid
How many chocolates are on the third shelf when on the 8th shelf are 41 chocolates on any other shelf? Are seven chocolates more than the previous shelf? - Algebrogram
Solve cryptarithmetic (alphametics) for a sum of three numbers: BEK KEMR SOMR ________ HERCI
- Two numbers
The sum of two numbers is 1. Identify these two numbers if you know that half of the first is equal to the third of the second number. - Landlord
The landlord had 49 ducats more than Jurošík. How many ducats Jurošík steal landlord if the Jurošík now five ducats more? - Three ints
The sum of three consecutive integers is 2016. What numbers are they? - Crates 2
In six crates is 45 kg of apples Five crates are equally apples. In the first crate is 3 kg more apples. How many kilograms are in each crate? - Three numbers
Find three numbers so that the second number is four times greater than the first and the third is lower by five than the second number. Their sum is 67.
- Internal angles IST
Determine internal angles of isosceles trapezium ABCD /a, c are the bases/ and if: alpha:gamma = 1:3 - Password
The voltage station is day changing the master password, which consists of three letters. The code generation process does not change and is based on the following procedure: The following letters (A) to (I) correspond to different numbers from 1 to 9 if - ZOO
In the zoo were elephants, as many as ostriches. Monkeys were four times more than elephants. Monkeys were as many as flamingos. Wolves were five times less than flamingos. How many of these animals were together? We know that there were four wolves. - Playing Cards
Kara has 2 times more cards than Dana. Dana has 4× less than Mary. Together they have 728 cards. How many cards has each of them? - Addends
Number 681 divided into the two addends that the first was 9 greater than 60% of the second. Determine these addends.
- Store
One meter of the textile was discounted by 2 USD. Now 9 m of textile cost as before 8 m. Calculate the old and new price of 1 m of the textile. - Coffee
In-stock are three kinds of branded coffee prices: I. Kind. .. .. .205 Kc/kg II. Kind. .. .. .274 Kc/kg III. Kind. .. .. 168 Kc/kg Mixing these three species in the ratio 8:5:6 create a mixture. What will be the price of 100 grams of this mixture?
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