exam Maths Puzzle Numerical Ability

it says draw pqr with pq=3 cm m(acute angle) p=35digrese m(acuteangle)q=70digrese

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exam Other Question

Hello out there,I need some help with some problems,the first one is,Solve the system of linear equations by graphing:4x-y=6 and 3x+y=1.The next one is,Determine whether the system Multiply: 7u^6 * 4u^3
Multiple choice answers.
A) 11u^9
B) 11u^18
C) 28u^18
D) 28u^9

I get 28u^18 is this right?