A card is drawn at random from bag p and at the same time, another card is drawn from bag q. find the probability that the two numbers drawn have the same value or their product is an box number of marbles even number. 3 green red yellow answer: p 6 7 2 5 q 3 5 8.

The steady growth of the cement industry in malaysia saw the need for an association to look after its interests. in 1965, the cement and concrete association (camp;ca) of malaysia came into being with 3 founding members i.e. malayan cement limited (mcl), malaya industrial and mining corporation (mimco) and tasek cement limited (tcl).

Simply take the 40 cubic yards and divide it by 27, which calculates to 40 27 1.48 cubic yards required for the poured concrete project. multiply that number (1.48) by 1.05 for that little extra material if needed. this will provide 105 of the necessary amount for any extra in case of spillage, waste, or if the project was overexcavated.

At approximately 5 per 40lb bag a concrete footing that measures 20 ft by 20ft with a thickness of 1ft would cost about 555 dollars because 111 premix bags are needed. however, it would only cost 280 if the 80lb bags were purchased. obviously it is easier to buy in bulk and only 56 bags of 80lb premix concrete is needed.

Calculate the area of the excavation by multiplying the length by the width. in our case, a 12 3 36 yd 2. you can also type the area of the excavation directly into our calculator if you choose an excavation of some more sophisticated shape. establish.

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Coloring your concrete path. coloring gives molded concrete a more natural looking finish and is great for blending your path or walkway into your landscape design. adding colorant to the concrete mix is the easiest method and produces consistent results: 1. for every two 60lb. or 80lb. bags of dry concrete mix, first blend one 10 ounce bottle of quikrete liquid cement color with 5 quarts.

Concrete block calculator amp; estimator cemex usa concrete block calculator amp; estimator use the block calculators below to calculate the amount of materials needed.

Concrete slabs calculator. input length, width and depth of the area. click the button to calculate the volume of concrete and manhours (not including mixing) needed for this job. this calculator is to be used as an estimating tool only. shop concrete mix.

Enter the total area of your wall in square feet and make sure you count all surface areas, including both sides of the block, the top and the ends. the calculator will indicate the number of 50 lb. bags you will need to coat all sides of your wall with quikwall surface bonding cement. (all yields are approximate and do not allow for uneven.

Estimate how many premixed bags are needed for smaller projects when it isnt practical to order a truckload of concrete. the table below shows the coverage of different sizes of premix bags. on average, it will take 90 40lb bags, 60 60lb bags, or 45 80lb bags to fill one cubic yard of concrete.

Example calculation estimate the quantity of cement, sand and stone aggregate required for 1 cubic meter of 1:2:4 concrete mix. ans. materials required are 7 nos. of 50 kg bag of cement, 0.42 m 3 of sand and 0.83 m 3 of stone aggregate.

For a 10' x 10' slab that's 4 thick you'll need 56 bags of 80lb concrete. for a 6 thick slab you'll need 84 bags of 80lb concrete. read more. how many bags of concrete are on a.

For concrete, the procedure for volume is as follows: length x width x thickness. you need to divide the total cubic yards that the yield needs to determine the number of concrete bags you need. use the following yields per each bag size: 40pound bag yields .011.

How many bags of concrete do i need for a 10 20 slab a 60pound bag yields. 017 cubic yards, and an 80pound bag yields. 022 cubic yards. for a 10 x 10.

How many premix concrete bags: 40 bags: 60 bags: 80 bags: note: determine how much concrete stain, concrete sealer, and floor wax is needed for a typical project using your square footage or dimensions of your project in feet. all coverage rates vary depending on the porosity of the concrete and surface conditions.

This cost is based on the assumption that you are using 1.5 pounds per cubic yard of concrete. how many yards of concrete do i need for a 20x20 slab for concrete, the formula for volume is as follows: length x width x thickness. to determine how many bags of concrete you will need, divide the total cubic yards needed by the yield.

How many 80 lb bags of concrete do i need for 1 yard the finished volume of an 80 bag of sacrete or quikrete (premixed cement, sand and gravel) is 0.6 cubic foot (stated on the bag). there are 27 cubic feet in a cubic yard.

How many 80 lb bags of concrete do i need for 1 yard the finished volume of an 80 bag of sacrete or quikrete (premixed cement, sand and gravel) is 0.6 cubic foot (stated on the bag). there are 27 cubic feet in a cubic yard. dividing 27 cubic feet by the volume of the bag will give you the number of bags you need.

Mr. calculate needs a slab of concrete covering 20 feet by 20 feet at 6 inches deep. ((20 x 20) x (6 12)) 27 7.407 cubic yards.

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One popular formula for making concrete is the 123 : 1 part portland, 2 parts sand, 3 parts gravel. a 94 bag of portland (approximately 1 cubic foot) would yield 6 cubic feet of concrete. 3.

One 80lb bag of concrete yields .60 cubic feet when combined with 4 quarts of water. if youre purchasing 80lb bags of concrete, youll need 1.66 bags of concrete. as before, since bags of concrete are only sold in whole quantities, youll need to purchase two (2) 80lb. bags of concrete to form one cubic foot.

Quikrete 80 lb. concrete mix can be used for building or repairing foundation walls, sidewalks, curbs, steps and ramps and for setting posts. this concrete mix is designed for pouring concrete 2 in. thick or more and is easy to use by simply adding water.

Quikrete calculate how many bags of cement you may need. added on j; lowes concrete pad calculator. added on ap; hud path concrete forms and sitework volume 9. added june 1, 2021.

Align the 2 inch wide by 10 inch long (5.08 cm wide by 25.4 cm long) boards to build the forms for your footings. situate and lay down the boards in the planned foundation shape and size. square and level the form. adjustments to the form can not be made after the concrete is poured.

Step 4. multiply the number found in step 3 by the thickness of sand you want in your base. this new number is how many 50pound bags of sand you will need for your project. some contractors recommend a base of sand between 4 and 6 inches thick. advertisement.

The calculator will indicate the number of 60 or 80 pound bags of quikrete concrete mix you need to build a 4″ or a 6″ slab. (all yields are approximate and do not include allowance for uneven subgrade, waste, etc.) concrete calculator of square feet desired of bags for a 4 slab.

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Use for: sidewalks, driveways, setting posts, footings, floors and curbs. reaches 4000 psi in 28 days. designed for pouring concrete 2in thick or more and building or repairing anything out of concrete. ideal for sidewalks, curbs, steps, ramps, walkways and patios. exceeds the compressive strength requirements of astm c387.