This is the 2015 Metrobank-MTAP-NCR Math Challenge Sectoral Level for Grade 8. Please inform me if you see any errors.
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1.) What is the slope of the line with equation ?
2.) Arnold is 7 years older than her sister Rica. If Arnold will turn 36 seven years from now, how old is Rica now?
3.) Solve for in the equation .
Continue reading “2015 Grade 8 MTAP Sectoral Level”
This is the fourth part (questions 31-40) of the solutions of the Grade 8 MTAP 2015 Elimination Questions. You can read the solutions for questions 1-10, 11-20, and 21 – 30.
Although these solutions were carefully checked, the solver is only human. Kindly comment in the box below if you see any errors.
31.) Factor completely: .
Rearranging the terms, we obtain
Factoring by grouping, we have
Answer: (a + b)(a – b)(c + d)(c – d) Continue reading “Grade 8 MTAP 2015 Elimination Questions with Solutions – Part 4”