Boys under 25 years of age = (6x+2)
Girls under 25 years of age = (4x+1)
Total Male in the village = (9x+4y+3)
Total Female in the village = (6x+Y-4)
(i) What is the population of the village?
(a) 25x+5y+2 (b) 25x-5y+2 (c) 15x+5y-1 (d) 10x-3y+10 (ii) What is the population of the people under 25 years?
(a) 10x+2 (b) 10x+3 (c) 2x+3 (d) 10x-3
(iii) Find the number of male people over 25 years?
(a) 3x+4y+1 (b) 4x+3y-5 (c) 3x-4y+1 (d) 4x-3y+5
(iv) Find the number of female people over 25 years.
(a) 2x+y-5 (b) 2x-y-5 (c) 2x+y+5 (d) 10x+y-5
(v) If x=60 and y=40, then the number of the people over 25 years ?
(a) 504 (b)496 (c) 508 (d) 492
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Which of the following is not a Pythagorean triplet? *
6, 8, 10
8, 15, 17
2, 5, 7
5, 12, 13
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