#### Number of problems found: 1293

• Volume of cube
Solve the volume of a cube with width 26cm .
• Cinema
How many rows of seats are in the stands, if you know that the first row has 24 seats and the last 50 seats and each subsequent row has two seats more than row before? How many seats are in the stands?
• Video game
Nicole is playing a video game where each round lasts 7/12 of an hour. She has scheduled 3 3/4 hours to play the game. How many rounds can Nicole play?
• Groups
In the 6th class there are 60 girls and 72 boys. We want to divide them into groups so that the number of girls and boys is the same. How many groups can you create? How many girls will be in the group?
• If-then equation
If 5x - 17 = -x + 7, then x =
• MO-Z5-3-66 tiles
The picture shows a square tiles with side 10 dm which is composed of four identical small rectangles and squares. Circumference of small square is five times smaller than the circumference of the entire tile. Determine the dimensions of the rectangle.
• Unknown number 6
Determine x if 1/6 of x is equal to 2/5 of the number 24.
• Examination 2
In an examination, a teacher awards 2 marks for every correct answer and subtract a mark for every wrong answer. If there are 20 questions and a child scored 25 marks how many correct answer did the child get?
• Find x
Solve: if 2(x-1)=14, then x= (solve an equation with one unknown)
• Gasoline
How many liters of gas is in the tank if its weight 15.4kg. Specific density of gasoline is 770kg/m3.
• Family
Mom is 39 years old. Karl is eight years and Paul 4 years. For many years mother would old just like two children together?
• Number with ones
The first digit of the number is 1, if we move this digit to the end we get a 3 times higher number, which is the number?
• Difference in temperatures
The temperature in the number line show minus 15 degree celsius and 8 degree celsius. What is the different between the temperatures?
• Annulus
The radius of the larger circle is 8cm, the radius of smaller is 5cm. Calculate the contents of the annulus.
• Ten boys
Ten boys chose to go to the supermarket. Six boys bought gum and nine boys bought a lollipop. How many boys bought gum and a lollipop?
• Cents
Julka has 3 cents more than Hugo. Together they have 27 cents. How many cents has Julka and how many Hugo?
• Change in temperature
Starting temperature is 21°C, the highest temperature is 32°C. What is the change in temperature?
• Factors 2
A number has 3 identical factors. If 1 of them is 18. Find the number step by step
• Bag
Nelly found interesting point. An empty bag weighs 4 kg less than full. And empty bag is 5 times easier than full. How many kg weigh things in this bag?
• Unknown number 5
Daniel think an integer. When he change this number at a ratio of 2:5 he got number 2.8. Determine what number think Daniel.

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