Foundation Manipulating and Simplifying – Diagnostic Quiz Ready to test your knowledge? Simplify \[4 \times 3x\] \[64x\] \[43x\] \[12x\] \[7x\] Hint Fully simplify \[\frac{15ab}{3a}\] \[12b\] \[5b\] \[5a\] \[12a\] Hint Simplify \[2x+2y-x-5y\] \[-2xy\] \[x+3y\] \[x-3y\] \[3x+7y\] Hint Simplify \[5m^2+3m-2m^2+7m\] \[13m^3\] \[13m^6\] \[3m^2+10m\] \[3m^4+10m^2\] Hint Simplify \[m^5 \times m^3\] \[m^8\] \[m^{15}\] \[2m^8\] \[2m^{15}\] Hint Simplify \[(3p^4)^2\] \[3p^8\] \[6p^8\] \[9p^6\] \[9p^8\] Hint Fully simplify \[\frac{8a^3b^4}{4ab^2}\] \[2a^2b^2\] \[4a^2b^2\] \[4ab^2\] \[2ab^2\] Hint Which of the following is an expression for the perimeter of the rectangle? \[5x+3\] \[5x+5\] \[10x+6\] \[10x+10\] Hint Ana is \(x\) years old. Billy is twice as old as Ana and Carl is 4 years younger than Billy. Write a simplified expression, in terms of \(x\), for the total of their ages. \[a + b +c\] \[4x-4\] \[5x-4\] \[a + 2b + c- 4\] Hint Make \(x\) the subject of \(y=mx+c\) \[x=\frac{y-c}{m}\] \[x=\frac{y+c}{m}\] \[x=m(y-c)\] \[x=m(y+c)\] Hint Time is Up! Time's up More?