A rectangular glass room 13m 43cm long, 943 cm wide and 3360 mm high is to be fully covered with curtains so that no one can see through. The width of the curtain material is 1.25 yards. Each roll of curtain material is 25000mm long and cost $ 1025.95. The length of each curtain includes a 9 cm for turnover at the top and 40 mm at the bottom. 1.Calculate the length of glass room to be covered with curtains. (round off answer to 2 decimal places ) 2. What length of material is needed for each curtain? 3. Calculate the number of curtains required to fully cover the room? 4. What total length of curtain material, in metres, is required to fully cover the room? 5. Ho many yards is this? 6.How many rolls of the curtain material is required to complete the job? 7. Ho much will it cost to completely cover the room with curtains?
Unitary Method
The word “unitary” comes from the word “unit”, which means a single and complete entity. In this method, we find the value of a unit product from the given number of products, and then we solve for the other number of products.
Speed, Time, and Distance
Imagine you and 3 of your friends are planning to go to the playground at 6 in the evening. Your house is one mile away from the playground and one of your friends named Jim must start at 5 pm to reach the playground by walk. The other two friends are 3 miles away.
Profit and Loss
The amount earned or lost on the sale of one or more items is referred to as the profit or loss on that item.
Units and Measurements
Measurements and comparisons are the foundation of science and engineering. We, therefore, need rules that tell us how things are measured and compared. For these measurements and comparisons, we perform certain experiments, and we will need the experiments to set up the devices.
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