Isolating a variable in the formula - math word problems - page 96 of 145

Number of problems found: 2883

Surface 6995
When the surface of a cube is S = 150cm², what is the length of its edge a =?
Centimeters 6989
The pool measures 4 m and 3 m, and 2.5 m. What height does the water in the pool reach if 25 m³ of water has been added? Round the result to centimeters.
Edges or sides
Calculate the cube volume if the sum of the lengths of all sides is 276 cm.
Summer tires
Three tire servants must change the summer tires on six cars in 2 hours. Mark's replacement would take 4.5 hours, Jirka would do it in 3 hours and 10 minutes, and Honza in 4 hours. Will they be able to replace all tires at the desired time?
Two resistors
Two resistors when they give 25 ohms in series and 4 ohms in parallel, what are the values of
Quarter circle
What is the radius of a circle inscribed in the quarter circle with a radius of 100 cm?
Body diagonal
Calculate the volume and surface of the cube if the diagonal body measures ten dm.
Bricklayer
How much do we pay for a bricklayer laying pavement in a square room with a diagonal of 8 m if 1 sqm of work will cost CZK 420?
Circle annulus
There are two concentric circles in the figure. The chord of the larger circle, 10 cm long, is tangent to the smaller circle. What does annulus have?
Equilateral triangle ABC
In the equilateral triangle ABC, K is the center of the AB side, the L point lies on one-third of the BC side near point C, and point M lies on one-third of the side of the AC side closer to point A. Find what part of the ABC triangle contains the triangl
Calculate rectangle
Calculate the unknown dimension in the rectangle if you know: S = 51.66 square meters, and = 8.2 square meters
Given
Given 2x =0.125, find the value of x
Workers 9
If two workers fix two windows in an hour, how many windows can 18 workers fix in the same two windows?
Rectangle 6946
The triangle has a base of 7 cm and a height of 6 cm. The rectangle has one side of 10.5 cm and the same area as the triangle. What is the length of the other side of the rectangle?
Evening shift
While working the evening shift, Officer K took 8 hours to complete a task at his workstation, and Officer M took 10 hours to complete the same task at his workstation. How long would it take Officer K and M to complete the same task, each working at his
Quarter of a circle
Calculate the circumference of a quarter circle if its area is S = 314 cm².
Calculate 6930
Calculate the diameter of a circle whose area S = 78.5 cm².
Circumference 6929
Two-thirds of the circumference of the circle is 12π cm long. Calculate the area of the circle.
Bicycle gear
The pedal bicycle wheel has 56 teeth and a rear 20-gear tooth. How many times does the bicycle wheel turn when you make 20 turns of the pedal wheel?
Test scores
Jo's test scores on the first four 100-point exams are as follows: 96,90,76, and 88. If all exams are worth the same percentage, what is the minimum test score necessary on his last exam to earn an A grade in the class (90% or better)?

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