Grade - math word problems - page 750 of 945
Number of problems found: 18898
- Total
In one class, 1 student collected an average of 20 kg of paper, in the second class 30 kg, and in the third class 40 kg. How many kilograms of paper did 1 student collect on average for all three classes together, when the second class had the same number
- Cuboid surface
Determine the surface area of the cuboid if its volume is 52.8 cm cubic and the length of the two edges are 2 cm and 6 cm.
- Cuboid - Vab
Find the surface of the cuboid when its volume is 52.8 cubic centimeters and the length of its two edges is 2 centimeters and 6 centimeters.
- Unit rate
Find unit rate: 6,840 customers in 45 days
- Equation
Find x: x + 1/2 = 1/3
- Skiing meeting
Four friends came to the skiing meeting from 4 world directions and led the next interview. Charles: "I did not come from the north or from the south." Mojmir: "But I came from the south." Joseph: "I came from the north." Zdeno: "I come from the south." W
- Family party
Anna has 5 €, Anezka has 4,60 €, and for all the money, they want to buy desserts for a family party. They decide between cakes and a pinwheel: The pinwheel is € 0.40 more expensive than the cake, and the cakes can be bought for all the money by a third m
- Zdeněk 4090
Petr scored 18 points, Jirka half, Roman scored 3 points less than Petr, and Zdenek one point less than Jirka. Find out how many points Zdenek got.
- Calculate 4089
Calculate and perform the test. 3a / 2 + 5/6 = a / 3 - 3/2
- Quadratic equation
Find the roots of the quadratic equation: 3x²-4x + (-4) = 0.
- Continuity 4087
Specify the point at which the sgn x function has no continuity.
- Difference 4086
Find the difference AP if a1 = -1.5 and a2 + a3 = 2.7.
- Expression: 4085
Determine the x and y values in the expression: x! · 10^y = 0.0504.
- Ravens
On two trees sits 17 ravens. If three ravens flew from the first to the second tree and five ravens took off from the second tree, then the first tree has two times more ravens than the second tree. How many ravens were originally on every tree?
- Determine 4083
Determine the sum of complex numbers: 2i² + 2i4
- Surface of wall
Find by what percentage the cube's surface will decrease if we reduce the surface of each of its walls by 12%.
- Centimeters 4081
Determine the wall and body diagonal of the cube, with the surface of one of its walls being 121 square centimeters.
- Unknown number
I think the number - its sixth is three smaller than its third.
- Breads and bakery
In the bakery, the baker baked 3900 pieces of bread in 6 days. How many breads are baked in one day? How many bakes per month (month=30 days)
- Diameter 4078
What is the diameter of the wheel when it turns 455 times per 1 km? They rounded to the nearest cm.
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