#### Number of problems found: 484

• Average price Sixth grade went on a trip to Moravia. Each of the 26 pupils paid CZK 320 and the school paid a total of CZK 3,510. What was the average price of a trip per student?
• Net of a cube This net can be folded to form a cube with a side length of 20 units. What is the surface area of the cube in square units?
• Chess competition 4 chess players took part in the competition. How many tournaments have taken place if every chess player has fought everyone once?
• The playground The playground has the shape of a square with a side of 64 m. It is fenced on three sides. What is the area of the playground and how long is its fence?
• Father and sons Father is 27 and his sons 2 and one year. In how many years will his sons sum up to half his age?
• The temperature 6 The temperature was 47°F on Thursday and 60°F on Friday. How much did the temperature rise?
• Pupil I'm a primary school pupil. I attended the exercises of parents with children 1/4 of my age, 1/3 for drawing, and 1/6 for flute. For the first three years of my life, I had no ring, and I never went to two rings at the same time. How old am I?
• Digits How many odd four-digit numbers can we create from digits: 0, 3,5,6,7?
• Sum of the digits How many are two-digit natural numbers that have the sum of the digits 9?
• Evaluate expression If x=2, y=-5 and z=3 what is the value of x-2y
• A number 2 A number decreased by the difference between four and the number
• Football field The soccer field may have a width of 45 meters. This is 45 meters less than the length of the course. What can be the length of the football field?
• Calculate Calculate the square area if its perimeter is 14dm.
• Discount The new phone was discounted by 2800kč. After this discount, 5 phones cost 5530 CZK more than 3 phones before the discount. How much did the phone cost before the discount?
• Multiples What is the sum of the multiples of number 7 that are greater than 30 but less than 56?
• Aquarium Try to estimate the weight of the water in an aquarium 50cm long 30cm wide, when poured to a height of 25cm. Calculates the weight of the aquarium's water.
• Equation with one variable Solve the following equation with one unknown: 5(7s + 5) =130
• Find the 6 Find the total cost of 10 computers at \$ 2100 each and 7 boxes of diskettes at \$12 each
• Clubhouse There were only chairs and table in the clubhouse. Each chair had four legs, and the table was triple. Scouts came to the clubhouse. Everyone sat on their chair, two chairs were left unoccupied, and the number of legs in the room was 101. How many chairs
• Pump 680 liters of water were pumped in 8 minutes. How many liters was spent in 56 minutes?

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