Themes, topics - math problems
Number of problems found: 1018
It is true (prove it) that if a> b> 0: ?
- The sum graphically
Draw a graphically sum of the all sides of 4-gon ABCD.
- Year 2018
The product of the three positive numbers is 2018. What are the numbers?
- Six students
Two pupils painted the class in four hours. How long will it take for six pupils?
Find the intersections of the function plot with coordinate axes: f (x): y = x + 3/5
- Fast tourists
If three tourists pass the route in 5 hours, how long will the same route take six equally fast tourists?
- Rocket start
The body launched vertically up returns to the start site in 6 seconds. What height did it have?
Car is going 95 km per hour. How long distance goes in 1 minute?
- Equation algebraogram
Solve the equation: oco + ivo = cita How much has the task of solutions?
- Midnight 2
It was 8 degrees at nightfall. The temperature dropped 10 by midnight. What was the temperature at midnight?
- The car
The car travels at a speed of 70 km/h, what distance will it travel in 2 hours?
- 10 pieces
How to divide the circle into 10 parts (geometrically)?
- Free fall
How long does the stone fall freely into a depth of 80m? What speed will it hit the bottom of the abyss?
- Proof PT
Can you easily prove Pythagoras theorem using Euclidean theorems? If so, do it.
- Christmas Day
In leap years was 53 Sundays. On what day of the week fell to Christmas Day?
- Proof I
When added to the product of two consecutive integers larger one, we get square larger one. Is this true or not?
- Rotary motion
Find the orbital time, rotational frequency, and angular rate of the second and minute hands on the watch.
Seven dwarfs will cut 420 stumps in 15 hours. After five hours, the two dwarves disappear discreetly. How many hours will the remaining dwarves complete the task?
- Hexagon = 8 parts
Divide the regular hexagon into eight equal parts.
- Free fall
The free fall body has gone 10m in the last 0.5s. Find the body speed at the moment of impact.