The sum of two numbers is 18 while their product is -63. Find the numbers. (ii). A boy has to cover 4km to catch a bus. He walks part of the distance at 3km/h and runs the rest at 5km/h. If he takes 1 hour to complete the distance, how many kilometers, does he walk? A company manufactures two types of TV sets, which are assembled and finished in two workshops W1 and W2. Each type takes 20 hours and 10 hours for assembly and 5 hours and 3 hours for finishing in the respective workshops. If total number of hours available are 450 and 230 in workshops W1 and
The sum of two numbers is 18 while their product is -63. Find the numbers. (ii). A boy has to cover 4km to catch a bus. He walks part of the distance at 3km/h and runs the rest at 5km/h. If he takes 1 hour to complete the distance, how many kilometers, does he walk? A company manufactures two types of TV sets, which are assembled and finished in two workshops W1 and W2. Each type takes 20 hours and 10 hours for assembly and 5 hours and 3 hours for finishing in the respective workshops. If total number of hours available are 450 and 230 in workshops W1 and
Chapter2: Solving Linear Equations
Section2.5: Solve Linear Inequalities
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The sum of two numbers is 18 while their product is -63. Find the numbers.
(ii). A boy has to cover 4km to catch a bus. He walks part of the distance at 3km/h and runs the rest at 5km/h. If he takes 1 hour to complete the distance, how many kilometers, does he walk?
A company manufactures two types of TV sets, which are assembled and finished in two workshops W1 and W2.
Each type takes 20 hours and 10 hours for assembly and 5 hours and 3 hours for finishing in the respective workshops.
If total number of hours available are 450 and 230 in workshops W1 and W2 respectively, Calculate the number of units of each type be produced, using matrix method only.
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