Division + expression of a variable from the formula - practice problems - last page
Number of problems found: 74
- Numbers 6101
Fifty percent of the number x equals sixty percent of the number y. What is the ratio of the numbers x and y? - Twelve
Twelve students work on a week forestry brigade. One hundred spruces will receive x CZK, one hundred pine y CZK. How many receive each student in one day if they planted a total of 25,000 spruces per week and 30,000 pine trees? Express by expression. - Product of two fractions
The product of two fractions is 9 3/5. Suppose one of the fractions is 9 3/7. Find the other fraction. - Pagans
Elena cut out the same circle-shaped pagans and put them on a rectangular sheet so that the neighboring pagans were touching each other and the pagans were touching the walls of the sheet on the edges. Each pagan occupied 28.26 cm² of the bottom of the sh
- Calculate 4382
Each has a width of 218 cm and an area of 10,900 cm². Calculate the height of the window. - Diameter 4126
The cork has a diameter of 20 mm and is 38 mm high. How many plugs will weigh 1 kg / cork density = 0.3 g / cm cubic /. - Equation: 3881
What is the solution of the equation: 2^x = 2/64 - Q of GP
Calculate the quotient of geometric progression if a1=5 and a1+a2=12. - Product 2873
Which number is five times less than the product of the numbers 15 and 7?
- Value
Determine the value of the following expressions: a) (23-25)·(4-5) b) (97-123):(18+8) - Sequence
Find the common ratio of the sequence -1, 3, -9, 27, -81. Please ratio writes as a decimal number rounded to a tenth. - Theater
The theater has each row with 15 seats. The ticket to the first 7 rows is for 26 EUR. The next row is for 13 EUR. The theater was completely sold out. Revenue was 5850 EUR. How many rows are in the theater? - Cube in a sphere
The cube is inscribed in a sphere with a volume 7253 cm³. Determine the length of the edges of a cube. - Rhombus problem
The perimeter of the rhombus is 268 m, and its area is 2278 m². Calculate the height of the rhombus.
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