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A beach ball has a diameter of 10 inches. What is the volume of air contained inside the beach ball?
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Geometry
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The hands of a clock in some tower are \approx imately 5 m and 3 m in length. How fast is the distance between the tips of the hands changing at 9:00? Write an equation relating the angle between the tw
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Geometry
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Determine if the followings statements are true or false. If false, correct the statement so that they are true in part D. Part A : When placing a pipette bulb on a pipette, squeeze the pipette bulb
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Concrete can be purchased by the cubic yard. How much will it cost to pour a slab that is 17 ft \times 17 ft \times 4 ft , if the concrete costs $50.00 per cubic yard?
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Geometry
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What is the volume of a unit cell of Ag?
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Geometry
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What is the volume of the liquid in the graduated cylinders? (in correct Significant figures)
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Geometry
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Red gold is a gold-copper alloy used to make jewelry. A piece of jewelry made of red gold weighs 7.42 g and has a volume of 0.547 cm^3. Gold has a density of 19.3 g/cm^3 and copper has a density of 8.96 g/cm^3. Calculate the percentage by mass of each met
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Geometry
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Suppose you have a rectangular wooden block with dimensions 8.0 cm \times 8.0 cm \times 9.0 cm that has a density of 0.85 \times 10 kg/m^3. The block has a cylindrical hole inside it so that a lead cylinder 5.0 cm in diameter and 7.5 cm high can
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How do you find a missing coordinate with an undefined slope?
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Geometry
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How do you find the slope for 2x + 3y = 12?
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Geometry
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Find dy/dx by implicit differentiation. sqrt(xy) = 3 + x^2 y.
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Geometry
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Two opposite rays [{ Blank}] form a line. (a) always (b) sometimes (c) never
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Geometry
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A rectangular lot 60 ft. long and 30 ft. wide is to be surrounded by a fence with posts 6 ft. apart. If the corner posts cost $2.50 each and the remaining posts $1.50 each, what is the cost of all the posts?
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Geometry
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A supposed gold nugget is tested to determine its density. It is found to displace 19.3 mL of water and has a mass of 371 grams. Could the nugget be made of gold?
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Geometry
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A rectangular swimming pool is 12 meters long and 7 meters wide. A tile border of uniform width is to be built around the pool using 120 square meters of tile. The tile is from a discontinued stock (so no additional materials are available) and all 120 sq
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Geometry
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How do you measure air mass?
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Geometry
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Cube of aluminum that measures 5 cm on each side is added to a 500 ml- graduated cylinder containing 200 ml of water. What is the new level of the water in the graduated cylinder after the cube of aluminum is added?
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Geometry
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Sam walked 15ft up a ramp and discovered he was 9 ft above the ground. Pam walked an additional 20ft up the ramp. How far above the ground is she?
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Geometry
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A small container of water is placed on a carousel inside a microwave oven, at a radius of 13.5 cm from the center. The turntable rotates steadily, turning through one revolution each 6.50 s. What ang
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Geometry
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The density of a solution is determined using a 25-mL volumetric flask and an analytical balance. If the mass of the empty volumetric flask is 26.9872 +/- 0.0003 g: the mass of the flask filled with s
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Geometry
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Concrete forming tubes are used as molds for cylindrical concrete supports. The volume V of a tube is the product of its length l and the area A of its circular base. You can make Frac(2)(3) text(ft) ^3 of cement per bag. Write a rule to find the numb
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Geometry
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Width = 3, Lenght = 17.2, Height = 5.5. What is the lateral surface area of the rectangular prism? A.283.8 B.292.4 C.325.4 D.407
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Geometry
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Write the equation in slope-intercept form for a line that is parallel to the line y= 5x – 3 and has a y-intercept of 6.
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Geometry
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True or False: When measuring the volume of a liquid, it is most accurate to read the top of the meniscus.
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Geometry
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An office wants to create a cubicle for a new employee. The cubicle will be rectangular, with three sides enclosed by cubicle wall and the fourth side open. What is the area of the largest possible cubicle that can be built if the office has 75 feet of cu
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Geometry
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A 6.5 g piece of copper was rolled out into a thin sheet measuring 24.0 cm times 18.0 cm. The density of copper is 8.90 g / cm^3 (a) Calculate the volume of the sheet of metal . (b) Calculate the t
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Geometry
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You are putting a border around a poster frame that is 2 feet by 4 feet. How much border will you need to buy? A) 6 feet B) 8 feet C) 10 feet D) 12 feet
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Geometry
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The cost of constructing a wooden box with a square base varies jointly as the height of the box and the square of the width of the box. A box of height 16 inches and width 6 inches costs $28.80. How much would a box of height 14 inches and width 8 inches
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Geometry
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The picture below is of an ice cream cone. The cone is filled with ice cream and has a scoop of ice cream on the top. What is the volume of the ice cream cone?
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Geometry
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What is the thickness of a piece of gold foil that has a mass of 1 g and measures 5 cm by 10 cm, if the density of gold is 18.9 g/cm^3?
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Geometry
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According to Fidelity Investment Vision Magazine, the average weekly allowance of children varies directly as their grade level. In a recent year, the average allowance of a 9th-grade student was 9.66 dollars per week. What was the average weekly allowanc
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Geometry
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A 12-ft-by-15-ft rectangular swimming pool has a 3-ft-wide no-slip surface around it. What is the outer perimeter of the no-slip surface?
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Geometry
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What is the volume (in quarts) of a container that measures 2.0 m in length, 1.78 m in width, and 2.35 m in depth?
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Geometry
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A garden is in the shape of a rectangle 26 feet long and 35 feet wide. If the fencing costs $5 a foot, what will it cost to place fencing around the perimeter of the garden?
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Geometry
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What will it cost to tile a kitchen floor that is 12 feet wide by 20 feet long if the tile cost $0.99 per square foot?
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Geometry
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From 1967 until 1999, Canadian 10 and 25 coins were made of pure nickel which has a density of 8.902 g/cm3. Suppose each dime weighed 2.02 g and each quarter weighed 5.05 g. A small collection of di
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Geometry
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What is the next number in the sequence 29, 41, 53, 65, 77, …?
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Geometry
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The Ten-pin bowling ball has a volume of about 5, 274 cm ^3 . A candlepin (8) bowling ball has a volume of about 48 in ^3 . About how much greater is the volume of a ten-pin bowling ball than the volume of a candlepin bowling ball?
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Geometry
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Although newly minted pennies look as though they are composed of copper, they actually contain only 2.7% copper. The remainder of the metal is zinc. If the densities of copper and zinc are 8.72 g/cm3 and 7.14 g/ cm3 respectively, what is the density of a
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Geometry
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What instrument is used to measure liquid volume?
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