Basic operations and concepts - math word problems - page 120 of 320
Number of problems found: 6399
- The encore
The rock band had a 15-minute encore at their concert, which accounted for 12% of the total length of the concert. What was the total length of the concert?
- Roots and coefficient
In the equation 2x² + bx-9 = 0 is one root x1 = -3/2. Determine the second root and the coefficient b.
- A bucket
A bucket has 4 liters of water when it is 2/5 full. How much can it hold?
- Finding the base
Find the unknown base of percent: 12.5 percent of what = 16?
- Family
Mom is 42 years old, and her daughters are 13 and 19. After how many years will a mother become as old as her daughter together?
- Pets in ZOO
The zoo has a run for pets. There are chickens, pigs, and cows. Altogether, there are 20 heads and 60 feet. How many chickens and piglets are there?
- Assistant
The Assistant rewrote 15% of the entire manuscript in 12 hours. How many hours must he still write to rewrite the rest of the manuscript?
- Population
What is the city's population with 3% annual growth if, in 10 years, the city will have 60,000 residents?
- Daddy
Daddy is a 46-year-old, and his son is at the age of 16. When (which year) was/will daddy five times more years than his son?
- Tram
In the three-part tram went 66 passengers in front of others, 48 after others and in the middle half. How many passengers went on the tram in total?
- Demographics
The population grew in the city in 10 years from 30000 to 34000. What is the average annual percentage increase in population?
- Quiz or test
I have a quiz with 20 questions. Each question has four multiple-choice answers, A, B, C, D. THERE IS NO WAY TO KNOW THE CORRECT ANSWER OF ANY GIVEN QUESTION, but the answers are static, in that if the "correct" answer to ; 1 = C, then it will always be e
- Daffodils 83181
The spring bouquet consists of 13 daffodils and 8 tulips, and the other 30% are freesias; how many flowers are there in total?
- Making profit
If I make a profit of 25% on selling a bottle of drink for 85, how much did I buy the drink?
- GP sequence
Find the remaining unknown characteristics in the finite geometric sequence, if given: a1 = 5, an = 320, sn = 635, n =? q =?
- Inhabitants 29451
480 people live in the village of Grandmother. There are seven times fewer blue-eyed people than people with different eye colors. How many inhabitants of the village are blue-eyed?
- Original 27411
The tourist section planted 145 trees, 16% more than planned. What was the original plan?
- Motorcycles 5024
You have 36 wheels and ten steering wheels. How many cars and motorcycles do you assemble?
- Three-room 5021
The house has apartments of three sizes. One-sixth are four-room, and one-third are two-room. There are 160 three-room apartments. How many two-room apartments are there?
- Express 4380
1 / f = 1 / a + 1 / b express b
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