Expression of a variable from the formula - practice for 12 year olds - page 6 of 35
Number of problems found: 691
- A sports
A sports tournament has "n" teams. Each team has 17 players. Using "n", write an expression for the total number of players. - Calculate 78514
The block has a length of 12 cm and a width of 0.6 dm. The height is the same size as the edge of a cube whose volume is 64cm³. Calculate the volume of the cuboid in cm³. - Fenced 78064
I bought 51m of wire, fenced off a square garden, and had 3m of wire left. What is the size of the garden? - Danny
Danny made a mistake in the following problem. Line 1:21 + 35 ÷ 7 + 6(2) Line 2:21 + 5 + 6(2) Line 3:21 + 11(2) Line 4:21 + 22 Line 5:43 On what line was the mistake made? Only input the number of the first incorrect line.
- First calc
What part of the expression below should be calculated first? 8 + {22 × [15 + (14 × 2)]} - Suppose 7
Suppose a rectangular classroom is 16 feet long, 24 feet wide, and has a volume of 3,763 cubic feet. How high above the floor is the ceiling? - In a museum
There are 250 people in a museum 2/5 of the 250 people are girls. 3/10 out of the 250 people are boys. The rest of the 250 people are adults. Find the number of adults at the museum. - Each side
Each side of a regular polygon is 5.2 m, and its perimeter is 36.4 m. Find the number of sides of a polygon. - Square field
The perimeter of a square field is 64 m. Find the cost of cementing the field at the cost of 240 USD per square meter.
- Express value
Given that p = √(mx/t-t² x) Make x the subject If m = 7, p = -3 and t = 4, find the value of x - Calculate 75014
The surface of a cube is equal to 294 square meters. Calculate the edge and volume of the cube. - Calculate 74674
Calculate a cube's surface area and edge if its volume equals 3375 cubic meters. - A cone 2
A cone has a slant height of 10 cm and a square curved surface area of 50 pi cm. Find the base radius of the cone. - The number 6
The number of pizza slices Gilbert ate is four more than three times the amount of candy bars he ate. He ate ten slices of pizza. How many candy bars did he eat?
- Calculate 73434
Calculate the volume and surface area of the cone with a diameter of 20 cm and a height of 15 cm. - Perpendicular 73264
The perimeter of a right triangle is equal to 30 centimeters. Calculate the perpendicular b if a = 5 centimeters and c = 13 centimeters. A natural number expresses the length of the perpendicular b. - Decimetres 72974
What is the diameter of a 1m³ sphere? Write in decimetres - A capacity
Suppose the cylinder at the right holds a capacity of 2 205 cm³ and its base area of 105 cm². How high is the cylinder? - Casserole 72634
The casserole with a volume of V = 4.5 l has a depth of h = 10 cm. Calculate its inside diameter.
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