Grade - math word problems - page 539 of 953
Number of problems found: 19049
- Three excursions
Each pupil of the 9A class attended at least one of the three excursions. There could always be 15 pupils on each excursion. Seven participants of the first excursion also participated in the second, 8 participants of the first excursion, and 5 participan - The sum
The sum of the first ten members of the arithmetic sequence is 120. What will be the sum if the difference is reduced by 2? - Linear system solving
Solve the linear system of equations by Gaussian elimination: 3x1 −2x2 −5x3 + x4 = 3 2x1 −3x2 + x3 + 5x4 = −3 x1 + 2x2 −4x4 = −3 x1 - x2 −4x3 + 9x4 = 22 - Sports club
A sports club was purchasing new equipment. It bought three identical soccer balls and five identical volleyball balls. It spent a total of 4480 CZK on the balls, with the soccer ball being 320 CZK more expensive than the volleyball. Determine how much th - New bridge
Thanks to the new bridge, the road between A and B has been cut to one-third and is now 10km long. How much did the road between A and B measure before? - Divide 8
Divide 6840 by x, y, and z in such a way that x has twice as much as y, who has half as much as z - Chocolate weekly cost
Hot chocolate costs 80 cents. How much money do you need to buy chocolate every day of the week? - Pizza
Five friends were together for pizza. Adam divided his pizza into thirds, Boris in quarters, Denis in patina, and Luke in sixth. Then Simon also came to them. Every five boys gave him one piece, leaving him one whole pizza. How many equal parts did Ivan s - Seven numbers
Write seven 4-digit numbers divisible by three and at the same time by 4. - Hotel star distribution
There are several hotels in the Sunny Beach resort. Among them are one-, two-, three- and four-star hotels. During the walk, Janka calculated that the sum of all the stars in the resort was 69. More than half of the stars belong to one-star hotels. The nu - Red and white
Simona picked 63 tulips in the garden and tied bicolor bouquets for her girlfriends. The tulips were only red and white. She put as many tulips in each bouquet, three always red. How much could Simon tear off white tulips? Write all the options. - Rectangle area calculation
Calculate the area of the rectangle if its circumference is 24cm and one side is 7.2cm long. - Expressions
Let k represent an unknown number and express the following expressions: 1. The sum of the numbers n and two 2. The quotient of the numbers n and nine 3. Twice the number n 4. The difference between nine and the number n 5. Nine less than the number n - Expressions with variable This is an algebra problem. Let n represent an unknown number and write the following expressions: 1. 4 times the sum of 7 and the number x 2. 4 times 7 plus the number x 3. 7 less than the product of 4 and the number x 4. 7 times the quantity 4 more than
- Algebra problem This is algebra. Let n represent an unknown number. 1. Eight more than the number n 2. Three times the number n 3. The product of the numbers n and eight 4. Three less than the number n 5. Three decreased by the number n 6. Two less than three times the u
- Reciprocal value
How do I calculate a number x that is nine greater than its reciprocal (1/x)? - Two groups
The group of 10 girls should be divided into two groups with at least four girls in each group. How many ways can this be done? - Counting hairs
Find out if two people in Bratislava have the same number of hairs on their heads. Instructions. Bratislava has about 420,000 inhabitants, and a person has less than 300,000 hairs on his head. - Squares
A square of 12 dm perimeter is cut into smaller squares, whose side is the third side of the square. What is the area of the rest? - Magic number conjuring
Roman likes magic and math. Last time he conjured three- or four-digit numbers like this: • created two new numbers from the given number by dividing it between digits in the place of hundreds and tens (e.g., from the number 581, he would get 5 and 81), •
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