# Mathematics

Want to feel the joy of understanding and computing math problems?
Do you want to train in thinking, looking for problems solutions?
We recognize mathematics as a foundation of common sense, without which t isn't straightforward in the next career to achieve success. Whether as a manager, programmer, judge, mason, or electrician, you will make decisions every day, the quality of which will depend on your wisdom, maturity, concentration. The smartest and better decisions you make in life, the greater the potential for success in your personal and working life. We will help you with our portal with math questions and problems with their solutions. If you are looking for math material, you are getting ready for a prize, a graduate, a monitor, a nationwide knowledge test is also right here. In addition to examples, we also offer online math calculators.

News:
October 2020 - we help students and teachers with materials with examples from mathematics, physics, and electro - materials for distance teaching forms due to the ongoing COVID-19 pandemics.
March-April 2020 - we were hopelessly overwhelmed by math problems from our users (the first lockdowns due to COVID-19), and we managed to solve them all during the summer holidays.
Q1 2021 - we are tired of the year-long lockdown and closed schools. There was plenty of online distance learning. You certainly learned less than at school when you interact with your teacher and classmates.

• The temperature 12
The temperature of a liquid was 25°C before it was warmed at a rate of 10°C per minute for 5 minutes. It was then cooled at 3.5°C per minute for 6 minutes. What was the temperature of the liquid after cooling?
• Lower temperature
The level of temperature of the liquid in a thermometer is 24.32°C lower than the boiling point of water. What is the thermometer reading? Show your answer by drawing and shading the thermometer.
• Jacob
Jacob is baking chocolate cookies. The recipe uses 2/8 of a cup of sugar to bake a batch of cookies. If Jacob wants to make one-half of a batch. How many cups of sugar does he need?
• A map 3
A map is drawn to a scale of 1 : 25 000. This scale can be expressed as 1 cm represents n km. Find n.
• Centre of the hypotenuse
For the interior angles of the triangle ABC, alpha beta and gamma are in a ratio of 1: 2: 3. The longest side of the AB triangle is 30 cm long. Calculate the perimeter of the triangle CBS if S is the center of the side AB.
• Two cakes
Two cakes were each cut into 8 slices. Maria ate   1/8 of the chocolate cake and 1 slice of carrot cake. Julia ate  1/2 of the carrot cake. Mark ate 1 slice of each. Thomas ate 3 slices of chocolate cake. How many slices were left?
• Petra's test
The answer will be given 8 marks, and the wrong answer will be deducted 3 marks. The total number of marks obtained by the school is 36. If Petra answered six questions correctly,   how many questions were answered incorrectly by the student from the scho