Reason + subtraction - practice problems
Number of problems found: 76
- Solution!) 73094
Three types of apples are mixed in a box. What is the smallest number of apples we have to take from the box so that there are certainly at least three apples of the same kind among them? (Explain your solution!) - Cost price
Mrs. Ifeola bought ten baskets of carrots. By selling it for ; 450.00 per basket, she lost a total of ; 360.00. what was the cost price for the ten baskets? - Polya's method
On the way home from school, Dora likes to eat cookies. One daytime, just as she reached into her backpack, Swiper jumped into her path and grabbed her bag. It stole half of her cookies, plus two more. A bit shaken, Dora continued home. Before she had a c - Minutes 63024
Peter slept 635 minutes. He woke up at 7:15 in the morning. What time did he go to bed? - 2-3-6-15-42- 62474
A series of numbers was created according to a specific key. Uncover it and fill in the last two missing numbers. 2-3-6-15-42-? -? - Expressions 62294
Express the numbers 18, 28, 32, 40, 48, and 200 as numerical expressions composed of exactly five pairs. - Create 2
Create word problems based on the given number sentence (300/24) - (207.60/24) = N - Exchanged 59993
Lukáš and Laco exchanged stamps. Before the exchange, Lukáš had 25 more marks than Laco. After the exchange, he had more Laco marks. At least how many stamps does Laco receive from Lukáš? - When 5
When five is subtracted from both my numerator and denominator, I become 3/4. What fraction am I? - Petra's test
The teacher will give a correct answer score of eight points, and the wrong answer will be deducted three points. The total score obtained by the school is 36 points. If Petra answered six questions correctly, how many questions were answered incorrectly - Row for lunch There are less than 66 people in a row for lunch. In front of Eva, there are 28 students. Behind Martin, there are 30 people. Between Eva and Martin, there are 17 people. How many students stand behind Eva if Martin stands in front of Eva?
- Metal balls
Four metal balls with a diameter of 5 cm are placed in a measuring cylinder with an inner diameter of 10 cm. What is the smallest water volume to be poured into the cylinder so that all balls are below the water level? - Signs 40171
Fill in the signs to apply 5 5 5 5 5 = 14 - Ground level
The temperature at ground level in Helsinki is 20°C lower than in London. The temperature in a basement flat in Helsinki is 5°C below the temperature at ground level. If it is -29°c in the basement, what is the temperature in London? - Six-eights
Six-eights of the one hundred pupils joined the Math Glee club. If the Math Glee club members were grouped into three, how many members were in each group? - Granddaughter
In 2014, the sum of the ages of Meghan's aunt, her daughter, and her granddaughter was equal to 100 years. We know the age of each can be expressed as the power of two. In what year was the granddaughter born? - Competition 33041
The long-term volleyball tournament is played on a one-on-one basis. So far, 11 teams have entered the competition. How many matches will be lost when two teams unsubscribe? - Dodecagon
Calculate the size of the smaller angles determined by lines A1 A4 and A2 A10 in the regular dodecagon A1A2A3. .. A12. Express the result in degrees. - A farmer's heritage
A farmer died, leaving his 17 horses to his three sons. When his sons opened up the testament and read: My eldest son should get 1/2 (half) of the total horses; My middle son should be given 1/3rd (one-third) of the total horses; My youngest son should be - Four operations
How many ways can you add +, -, *, / characters among four tens so that you always get the number 10?
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