CBSE /Class 10
Maths MCQ Based On Reducible equations in two variables
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CBSE Class 10 Maths Reducible equations in two variables
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Use substitution method.
Speed of boat downstream will be total of speed of boat in still water & speed of stream, wheras speed of boat upstream will be difference of both.
Use substitution method to find the value of x and y.
Find the solutions.
Let the boat's speed upstream be x kmph and that downstream be y kmph. Then, distance covered upstream in 8 hrs = Distance covered downstream in 4 hrs.
A variable is a symbol that stands for an unknown value.
Use substitution method.
Use substitution method.
Use substitution method.
Take the work done by men as x, and work done by Boys as y. Form two equations and solve them.
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