nnpc recruitment past questions & answers...since pr = 20 and qr = 16, pqr is a 3x-4x-5x right...

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Page 2: NNPC RECRUITMENT PAST QUESTIONS & ANSWERS...Since PR = 20 and QR = 16, PQR is a 3x-4x-5x right triangle with x = 4. Then PQ = 12, and PQS is a right angle triangle whose legs are 5