Grade - math word problems - page 190 of 967
Number of problems found: 19335
- Train pursuit meeting
A train travels at a speed of 50 km/h from city A. In 15 minutes, a second train follows him at 20 m/s. We are sitting on the first train. When will the second train catch up with the first? - Farm animal legs
There are cows, ducks, and geese on the farm. They have a total of 126 legs. Ducks are 3 more than houses. And there are 20 cows. If we count all the animals, we have to divide them by the number three, and we should get a single-digit number. - EQ2 - symetric results
Given the function y = x² - 4x + 3. Determine all real numbers z such that g(x) = g(-2). - Machine production time
The production of 4 machines takes a total of 80 hours. They make every machine for the same amount of time. How long does it take to produce 1 machine, 2 machines, or 5 machines? - Flour smooth coarse
The troika sold 27 kg of smooth flour and one-third as much coarse flour. How many kilograms of flour did she sell together? - Rectangle - sides
One side of the rectangle is 14 cm long. The perimeter of the rectangle is 32 cm. Calculate the length of the other side of the rectangle. - Milk cream butter
On average, 100 liters of milk make 16 liters of cream, and 100 liters of cream make 20 liters of butter. How many liters of milk do we need for 100 liters of butter? - Camp cottage children
The children in the camp slept in a cottage with 17 2-bed and 25 3-bed rooms. Other children slept in 8 cabins. Each had 1 4-bed and 1 3-bed room. All rooms and beds were occupied. How many children were in the camp? - Classroom painting cost
The classroom is 11 m long, 6.5 m wide, and 4 m high. I will pay 14.50 for 1 m² of painting. How much will it cost to paint the classroom? - Strawberries - shop
Mom and grandma went shopping at the market. Mom bought 2 kg of strawberries and 3 liters of blueberries and paid 250 CZK. Grandma bought 1 kg more strawberries and 0.5 l fewer blueberries than mom and paid 45 CZK more than her. How much did 1 kg of straw - Unknown number twice
If we add 17 to twice the unknown number, we get 67. What is the unknown number? - Unknown number half If we add 6000 to half of the unknown number, we get 9000. What is the unknown number?
- Number sum second
What is the second numerator if the sum of the two numbers is 17,500 and the first numerator is 7,900? - Number quotient divisor The quotient of two numbers is 22. The divisor is 154. What is the divisor?
- Grandparent age average
The average age of the grandfather, grandmother, and their five grandchildren is 26 years. The average age of the grandchildren themselves is 7 years. Grandma is a year younger than grandpa. How old is grandma? - Combination element decrease If the number of elements decreases by 4, the number of combinations of the second class from these elements decreases three times. How many elements are there?
- Chord center distance
Calculate the distance of a chord 19 cm long from the center of a circle with a diameter of 28 cm. - Car speed average
The car traveled the first third of the track with a constant speed of v1, the next two-thirds of the way at a constant speed of v2=72 km/h, and the average speed of v=36 km/h. Find v1. - Car braking acceleration The car stopped at an initial speed of 90 km/h on a track of 62.5 m. What was its acceleration, and how long did it take to brake the car?
- Coffee weight price Half a kg of coffee costs CZK 124. Calculate how many crowns you will pay for 3/4 kg of this coffee.
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