Expression of a variable from the formula - math word problems
Number of examples found: 808
- Perimeter of RT
Find the circumference of the rectangular triangle if the sum of its legs is 22.5 cm and its area is 62.5 cm2.
- Calculate 3
Calculate the cube volume whose edge is 3x-1,3x-1,3x-1
trapezoid ABCD a = 35 m, b=28 m c = 11 m and d = 14 m. How to calculate its area?
Given 2x =0.125 find the value of x
Peter spent a quarter of his pocket saving. He has 9 euros now in his wallet . How many euros spent?
Calculate area of the rectangle if its length is 12 cm longer than its width and length is equal to the square of its width.
Three-quarters of boats are white, 1/7 are blue and 9 are red. How many boats do we have?
- Height as diameter of base
The rotary cylinder has a height equal to the base diameter and the surface of 471 cm2. Calculate the volume of a cylinder.
- GP members
The geometric sequence has 10 members. The last two members are 2 and -1. Which member is -1/16?
- Holidays - on pool
Children's tickets to the swimming pool stands x € for an adult is € 2 more expensive. There was m children in the swimming pool and adults three times less. How many euros make treasurer for pool entry?
Find quotient before the bracket - the largest divisor 51 a + 34 b + 68 121y-99z-33
- Cube surface and volume
The surface of the cube is 500 cm2, how much cm3 will be its volume?
The sum of all cube edges is 30cm. Find the surface area of the cube.
- A square
A square with length of diagonals 12cm give: a) Calculate the area of a square b) rhombus with the same area as the square, has one diagonal with length of 16 cm. Calculate the length of the other diagonal.
- Spherical segment
Spherical segment with height h=5 has a volume V=117. Calculate the radius of the sphere of which is cut this segment.
Twenty rabbits are put in 4 cells so that there are different number of rabbits in each cell contains at least 3 rabbits. What is the largest possible number of rabbits in one cell
- Rhombus 2
Calculate the area of rhombus which has a height v=48 mm and shorter diagonal u = 60 mm long.
- GP - three members
The second and third of a geometric progression are 24 and 12(c+1) respectively, given that the sum of the first three terms of progression is 76 determine value of c
Rectangular triangular land has area 30 square meters and 12 meters long leg. How many meters of the fence do you need for fencing this land?
- Car consumption
The car has passed 988 kilometers and consumed 66 liters of petrol. What is the consumption per 100 kilometers?