Basic operations and concepts - math word problems - page 109 of 320
Number of problems found: 6399
- Equation
Equation f(x) = 0 has roots x1 = 64, x2 = 100, x3 = 25, x4 = 49. How many roots have equation f(x²) = 0? - Relationship 5198
There are m classrooms at the school. There are 36 chairs each in ten classrooms and 34 chairs each. Find the relationship you use to calculate the number of chairs in the school classroom. Calculate for m = @ m. - Left-handed
There are 100 people in a room, 99% of whom are left-handed. How many left-handed people must leave the room to reduce this proportion to 98%? - Original 66004
They reduced the shoes by CZK 132 to 85% of the original price. How much did they cost before the discount? - Discounted 63084
The product was discounted by 15% and the price after the discount is 300 euros. How much did it cost before the deal? - Smartphones 49533
The factory produced 2,420 pieces of smartphones in February. How many smartphones did they make in weeks 1 and 2, when they increased production by 20% in weeks 3 and 4? - Shooting 47653
Members of the shooting circle hit the target 57 times during the shooting, which was 38% of the total number of shots. How many times did they fire in total? - Lions
If eight lions are 40%, how many would 75% be? - Following 34291
The following holds for two non-empty sets, A and B: A ∪ B has 16 elements, A ∩ B has 11 elements, and the set A - B is empty. How many elements does set B-A to have? - Determine 8115
The number of blue and green candies is 5:6. and The number of red and green candies is 3:8. Determine the ratio of red and blue candies. - Summands 6879
Divide the number 111 into three summands so that each is two larger than the previous one. - One-third 6704
What time is it now that the time that has elapsed since noon is one-third of the time before midnight? - Children 6303
A total of 56 children went on a trip to the pupils of the two fourth grades. That 4A was four pupils more than 4. B How many pupils from each class went on a trip? - Two workers
Two workers make 138 parts/items. The first one produces 30% more than the second. How many items will each produce? - Population 4485
The population is 22000 people. With an annual increase of 1.4%, there will be 25,000 people. How many years will it be? - Hazelnuts 3786
Denis eats 12 hazelnuts in 1 day. How many more hazelnuts must he eat a day to eat 57 hazelnuts in 3 days if he ate the same amount of nuts every day? - Originally 2822
There were plums in the basket. They doubled their number and then took 8 plums. They doubled the number of plums left in the basket again and took 8 plums. They doubled the number once more and took 8 plums. Then, there was no plum left in the basket. Ho - Together 2780
Vlasta, Zuzka, and Vierka shared the reward in the ratio of 2:8:5. Zuzka and Vierka had 160 euros together. How old was Vlasta? - Determine 2685
Andrej and Jaro have a total of 540 euros. Their amounts are in the ratio of 1:8. Determine how much money each has. - The city 3
The city has 22,000 residents. How long is it expected to have 25,000 residents if the average annual population growth is 1.4%?
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