Isolating a variable in the formula - math word problems - page 126 of 145

Number of problems found: 2883

Volume 3960
The volume of the block is 1000 cubic meters. Food b = 8m, food c = 12.5m. How long is the party and?
Rectangular garden 4F
The fence around the rectangular garden measures 264 2/3 m. The length of the garden is 79 1/4 m. How wide is the garden?
Direction 3958
In the direction of Hradec Králové, a car left Prague at 8 hours at a 50 km/h speed. At 8 hours and 30 minutes, another car followed him at an average 70 km/h speed. How long will it take to catch up with the first car?
Rectangular 3957
The block with a rectangular base measuring 18 cm and 11 cm has a surface of 1,556 cm square. Calculate the height of the block.
Calculate 3956
The rotating cylinder has a diameter of 14 cm and a surface of 1,186.92 cm square. Calculate the height of the cylinder.
Angle in RT
Determine the size of the smallest internal angle of a right triangle whose sides constitute the sizes of consecutive members of arithmetic progressions.
Determine 3948
Determine the quotient and the first member of GP if a3 = 0.52 and a1 + a2 = 0.39.
Centimeters 3940
Calculate the solid diagonal of a cube whose surface equals 24 square centimeters.
Three-day 3939
Petr got a three-day part-time job for the holidays. On the first day, he earned 1/4 of the total amount. On the second day, 2/5 of the last two days, and on the third day, he made CZK 450. How much did you earn in total?
Determine 3938
Determine the quotient and the first member of GP if a3 = 0.39 and a1 + a2 = 0.39.
Twenty-first 3935
Determine the twenty-first term and the difference AP if a1 = 0.12 and a1 + a2 = 0.42.
Square s3
Calculate the square's diagonal, where its area is 0.49 cm square. And also calculate its circumference.
Area of a cube
Calculate the surface area of a cube if its volume is equal to 729 cubic meters.
Glass
How many glasses are needed to produce glass with a base of a regular 5-gon if one base triangle in the base is 4.2 square cm and the height is 10 cm?
Difference 3923
Determine the ninth term and the difference AP if a3 = 4.8 and a2 + a3 = 8.
Diagonal of the rectangle
Calculate the rectangle's diagonal, whose area is 54 centimeters square, and the circuit equals 30 cm.
Determine 3914
Find the quotient and the sixth term of GP if a1 = 420, a1 + a2 = 630.
Centimeters 3913
Calculate the diagonal of a square whose area equals 625 square centimeters.
Difference 3908
Determine the fourth term and the difference AP if a1 = 3.2 and a2 + a3 = 7.
Cuboid enlargement
By how many percent increases the volume of the cuboid if every dimension increases by 30%?

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