Absolute value - practice for 13 year olds - last page
Number of problems found: 38
- Determine 6621
1) The function f is given: y = I 2-x I + 2. Determine the values of the function in points, i.e., F (-2), f (0), f (1), f (4,8). - Clocks 5511
What angle do the clocks make at 4:30? - Motorcycle 5280
A car travels 11000dm per minute, and a motorcycle travels at a speed of 330 m in 11s. They leave Prague from the same place, and the motorcycle leaves 45 minutes later behind the car. Who will be closer to Vimperek after an hour and a quarter of riding t - Distance of numbers
Which number has the same distance from the numbers -5.65 and 7.25 on the numerical axis?
- Original 4777
Which number has such a property that if we increase it by 7, we get a number with the same absolute value as the original number? - Equation with abs
Solve this equation with absolute value member: |3(3x-1)|=8 - Right triangle - leg
Calculate the nearest tenth cm leg length in the right-angled triangle with hypotenuse length 9 cm and 7 cm long leg. - Equilateral cylinder
The equilateral cylinder (height = base diameter; h = 2r) has a V = 272 cm³ volume. Calculate the surface area of the cylinder. - Clock Tower
What angle is between hands-on Clock Tower when it shows 17 hours and 35 minutes?
- Vectors
Vector a has coordinates (8; 10), and vector b has coordinates (0; 17). If the vector c = b - a, what is the magnitude of the vector c? - Two cars
Car A1 goes at an average speed of 106 km/h and the second car, A2, goes at 103 km/h. How many seconds will it take car A1 to circulate car A2? Assume that both cars are 5 meters long and the safety gap between cars is 1.5 meters. - ABS
What is the value of ||-81|-|-90||? - Segments
Which of the pairs of numbers on the number line encloses the longest segment: ... - Cylinders
The area of the side of two cylinders is the same rectangle of 33 mm × 18 mm. Which cylinder has a larger volume, and by how much?
- Square
Points A[9,9] and B[-4,1] are adjacent vertices of the square ABCD. Calculate the area of the square ABCD. - Compass
What angle is between directions SSE (SouthSouthEast) and SW (SouthWest) on the compass? - Crossroads
A passenger car and an ambulance come to the rectangular crossroad, and the ambulance leaves. Passenger car at speed 39 km/h and ambulance at 41 km/h. Calculate the relative speed of the ambulance moving to the car. - Speed of Slovakian trains
Rudolf took the train from the station 'Ostratice' to 'Horné Ozorovce'. In the train timetables found train Os 5409 : km 0 Chynorany 15:17 5 Ostratice 15:23 15:23 8 Rybany 15:27 15:27 10 Dolné Naštice 15:31 15:31 14 Bánovce nad Bebravou 15:35 15:36 16 Hor
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