Grade - math word problems - page 241 of 953

Number of problems found: 19047

Fountain grass seed
How many kg of grass seed should be bought to establish a lawn around a circular fountain with a diameter of 5 m if the lawn is to be 1.5 m wide and 1 g of grass seed is used per 1 dm of the square area?
A biologist
A biologist knows that the average length of a leaf of a certain plant is 4 inches. The standard deviation of the population is 0.6 inches. A sample of 20 leaves of that type of plant given a new type of plant food had an average length of 4.2 inches. At
Swimming pool 6
We open the first pipe and, after two hours, open the second pipe without closing the first. The swimming pool will be filled with both pipes in four hours. If we open the first pipe itself, it will fill the pool 1.5 times faster than the second pipe. How
A hiker
A hiker plans to hike up one side of a mountain and down the other side of points a mountain, each side of the mountain formed by a straight line. The angle of elevation at the starting point is 42.4 degrees, and the angle of elevation at the end is 48.3
Group placement ways
I have eight groups. How could they place first, second, and third?
Three-digit number creation
How many three-digit numbers can be created from the numbers 1, 2, 3, and 4 if you can repeat them?
Balloon percentage remaining
On the first day, 25% of the balloons were sold. On the second day, 45% of the balloons were. How many percents of balloons did they have left on the third day?
A rectangle 10
A rectangle has a length of 8 millimeters and an area of 216 square millimeters. What is the width? What is the perimeter?
Chocolate bar price
Adam and Andrej bought sweets. Adam paid € 2.9 for three chocolates and 2 bars, and Andrej paid € 4 for four chocolates and 3 bars. How much did the chocolate cost, and how much did the bar cost?
150 percent
One hundred fifty percent of what number is 15? 150% of x is 15.
Square perimeter side
The area of the square is equal to 1024 square centimeters. Calculate the perimeter of the square and the length of the side a.
Number ratio equation
The ratio of three times the number x and twice the number 9 equals 3. What is the value of the number x?
The temperature 32
The temperature in a place in Antarctica at noon is 5°Celsius, and every hour, it drops 4 °Celsius. Express this relationship using one equation and represent it graphically.
Jaroslav temperature rise
Jaroslav had a temperature of 36.8 °C in the morning. In the afternoon, it had a temperature of 38.4 °C. How many °C did Jaroslav's temperature rise?
Tank water height
The tank has the shape of a rotating cylinder with a base radius of 6 m reach. Water flows at a speed of 2 liters per second for 3 hours. To what height does the water in the tank?
Peter František age
Peter and František are 102 years old. František is 12 years younger than Petr. How old is Peter?
Pancake mix
According to a recipe, each batch of pancake mix can make 12 pancakes. Lilly is making three batches for a brunch party. If each batch needs 7/12 cups of milk, how much milk does she need in total?
The largest 4
The largest room in the quarantine area is 45 m long and 30 m wide. The height of the room is 15 m. If the occupancy guidelines recommend at least five m³ per person, what is the maximum number of people allowed in the room?
Number sum puzzle
I think the number. Its value equals the sum of three times the number 12 and the number 9. What number do I think?
Parallelogram perimeter construction
Assembly parallelogram ABCD: AB = 4.8cm, va = 3cm, BC = 4cm. Calculate the circuit. Make a sketch.

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