Rearrange variables - math word problems - page 128 of 145
Number of problems found: 2890
- Rectangle
The perimeter of a rectangle is 48 cm. Calculate its dimensions if they are in the ratio 5:3 (width: height) - Price saleoff
Shoes cost y euros. They were first discounted by 12% and then 50% of the new amount. After this double discount, the cost was exactly 22 euros. Determine the original price of the shoes. - Coefficient
Determine the coefficient of this sequence: 7.2; 2.4; 0.8 - Number puzzle
Anton said: I have a natural number x. I'll get three times as much if I increase it to four-thirds. What number did Anton mean? - Work time
Michal would cut the fence himself in 12 hours. It would take Michal and Juraj 8 hours together. Determine how long it would take for Juraj to do the job. - Lighthouse
The man, 180 cm tall, walks along the seafront directly to the lighthouse. The male shadow caused by the beacon light is initially 5.4 meters long. When the man approaches the lighthouse by 90 meters, its shadow is shorter by 3 meters. How tall is the lig - Exponent equation
Determine the value of x: 2^x = (2-3): 2 - Exponent value Find z if 12^z = 1/144
- Square root puzzle
Find a natural number whose square root is 27 times its square root. - Tetrahedral prism
Calculate the area and volume of a tetrahedral prism that has a base rhomboid shape, and its dimensions are: a = 12 cm, b = 70 mm, v_a = 6 cm, v_h = 1 dm. - Volume and area
What is a cube's volume with an area of 361 cm²? - Arithmetic progression
Determine the difference AP if a1 = -7.5 and a1 + a2 = 4.8. - Bottle rows
There are 48 bottles in the third row, seven fewer in each row than in the previous row. Find the number of bottles in the first row. - Exponent value
Determine y: 32^y = 2 - Number puzzle
Darius said to Miloš: I think a number. If I square it to one-fourth and then multiply it by 3, I get its square root. Find the unknown number that is greater than zero and belongs to the set of positive integers. - Root equation
We have 2 numbers. If we multiplied the first number's third root by the second number's square root, we would get the number 18. Determine these 2 numbers. Calculate only the integer solution if the problem has infinitely many solutions in the set of rea - Mean
The mean of 50 items for a student's food is 38.6. When checking the work, he found that he had taken one item as 50 to read as 40 correctly in these circumstances. What should the correct arithmetic mean? - Number calculation
Specify a number that is 61% less than 10². - Rectangle Calculate the area of the rectangle if its length is 12 cm longer than its width and length is equal to the square of its width.
- Arithmetic progression Determine the second term and the difference AP if a3 = 5 and a1 + a3 = 16.
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