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Q1. A. A: Z B. B: X C. C: V D. D: ? |
Answer» tion:let's x be there total no. of pens and y be the total no. of pencils7x + 3y = 564.............eq 1x + y = 108..................eq 2solving eq 1 and eq 2 we get7x + 3y = 564.............eq1 x 17x + 7Y = 756.................eq2 x 7_____________ -4y = - 192 y = 48from equation 2 we GETX + 48= 108x = 108 - 48x = 60therefore the PERSON both 60 pens and 48 pencils |
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