Grade - math word problems - page 771 of 968
Number of problems found: 19341
- Equation test
Calculate and perform the test. 3a / 2 + 5/6 = a / 3 - 3/2 - Quadratic equation
Find the roots of the quadratic equation: 3x²-4x + (-4) = 0. - Function continuity
Specify the point at which the sgn x function has no continuity. - Arithmetic progression
Find the difference AP if a1 = -1.5 and a2 + a3 = 2.7. - Expression values
Determine the x and y values in the expression: x! · 10^y = 0.0504. - Ravens
On two trees sits 17 ravens. If three ravens flew from the first to the second tree and five ravens took off from the second tree, then the first tree has two times more ravens than the second tree. How many ravens were originally on every tree? - Complex sum
Determine the sum of complex numbers: 2i² + 2i4 - Surface of wall
Find by what percentage the cube's surface will decrease if we reduce the surface of each of its walls by 12%. - Cube diagonals
Determine the wall and body diagonal of the cube, with the surface of one of its walls being 121 square centimeters. - Unknown number
I think the number - its sixth is three smaller than its third. - Breads and bakery
In the bakery, the baker baked 3900 pieces of bread in 6 days. How many breads are baked in one day? How many bakes per month (month=30 days) - Wheel diameter
What is the diameter of the wheel when it turns 455 times per 1 km? They rounded to the nearest cm. - Circle in rectangle
We cut the largest possible circle from a paper rectangle with 25 cm and 15 cm sides. How many % of the area of the rectangle is the area of the circle? - Simple equation
Solve for x: 3(x + 2) = x - 18 - Vacuum efficiency
Determine the efficiency of a vacuum cleaner with a power input of 1.2 kW when the suction power is 360 W. - Mixer work
What was the useful work output of a mixer with an efficiency of 30% if it consumed 4.5 kWh of energy? - Family savings
A family of four saves. The father saved 530 CZK per month, the mother 230 CZK less than the father, Thomas 275 CZK less than the mother, and Jane 20 CZK more than Thomas. How much CZK did the family save together in 1 year? - Speed reader
Petr reads 12 pages of the book in 1 hour. Express a fraction of what part of the book it will read in 5 hours if it has 280 pages. - Efficiency
What is the power output of a kettle 2 kW with an efficiency of 90%? - Performance time
The theatrical performance began at 7:30 PM and lasted two-quarters of an hour with one 20-minute break. What time did the show end?
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