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Niffy
Questions (3)
How much power does a student of 25kg mass who climbed a stair with 20 steps and one step is 15cm high in 30s has? (Assume
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What is endocrine system
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State the function of give structural parts of a typical neurone
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Answers (1)
Her son= x Woman= 4x Five years time Her son=x+5 Woman = 4x+5 4x+5=3(x+5) 4x+5=3x+15 4x_3x=15_5 X=10 years ago
