Square (second power, quadratic) - math word problems - page 26 of 151

Number of problems found: 3005

In the desert
A man wondering in the desert walks 5.7 miles in the direction S 26° W. He then turns 90° and walks 9 miles in the direction N 49° W. At that time, how far is he from his starting point, and what is his bearing from his starting point?
Arithmetic mean deviation
Arithmetic mean xA=40 and standard deviation sx=8 were calculated. Determine from which numbers the student calculated the given characteristics: a) 24 and 56 b) 16 and 64 c) 32 and 48
Square room 2
A square room has a floor area of 144 square feet. The height of the room is 6 feet. What is the area of one wall?
L Hospital's rule
Use L Hospital's rule to solve (i) Lim x²+5x-14/x²-5x+6 X—>2 (ii)Lim x³+x²-x-1/x²-2x-3 X—>3
Triangle field area
The field has the shape of an equilateral triangle. Calculate its area if you know that the side is 280 meters long.
Smallest z9
Find the smallest positive numbers a and b for which 7a³ = 11b⁵
3-room
Calculate the area of a 3-room apartment if you know that 2 rooms (bedroom and children's) are the same size, both have the shape of a square with sides of 3 m. The living room has the shape of a rectangle with dimensions of 4 m x 5 m. The area of the
Expression values
Let A = 5, B = 4.4, and C = 4.25. Find the value of each expression listed below. A² × (B - C) B × (A - C) B + C - A A - B + C
Chessboard square selection
How many ways can one white and one black square be selected on an 8x8 chessboard if the selected squares cannot lie in the same row or column?
Unit resistance
What is the resistance of a two-conductor line 10 m long made of 4.0 mm² aluminum wire?
Mechanical energy
A stone with a mass of 2 kg falls in free fall from a tower with a height of 80 m. What is its kinetic energy, and what is its potential energy: a) At the beginning of the fall, b) In 1 s from the beginning of the fall, c) Upon impact, d) What is its mech
Parabola point equation
Write the equation of the parabola that passes through the points: A[1,1] B[3,-1] C[1,2]
Course to airport
The plane flew from airport m on a course of 132° to airport n, then from n to p on a course of 235°. The distance between the airport's mn is 380 km, np 284 km. What will be the return course to m, and what is the distance between the airport's pm?
Tourist group distance
A group of tourists split up at the intersection of two perpendicular paths. One group walked at a speed of 5.3 km/h. Second group 4.1km/h. How far were the two groups from each other after 1h 25min?
Begonia seed sowing
The 94 m² flower bed is to be planted with begonias. An area of 2 dm² is needed for one seedling. How many grams of seeds should be sown if 1 g of seeds contains approximately 5000 seeds? Losses when growing seedlings are usually 30%.
Square perimeter increase
By what percent does the area of a square increase if its perimeter increases by one-fifth?
Nitric lime nitrogen
Nitric lime contains an average of 19% nitrogen and 55% calcium oxide. How many grams of nitrogen per 1 m² if we bought a 25 kg package and thereby evenly fertilized a garden of 12 a?
Square ratio resize
Resize the square to 10:3. The original size is 3 cm.
Square diagonal drawing
Draw a square EFIJ if EI is equal to 7cm.
Bed sector division
A rectangular bed 3960 cm long and 825 cm wide needs to be divided into several equal square sectors on which scientists will test different fertilizers. Into what is the smallest number of sectors this bed can be divided?

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