—Excuse me, could you tell me ______?
—In about 20 days.
A:when we will have the exam
B:why we will have the exam
C:where we will have the exam
①32+24=____
②4×6=____
③56-30=____
④1×3+10=____
⑤7+73=____
⑥72-9=____
⑦12+6=____
⑧2×5-3=____
已知P:1-x-13≤2,x2-2x+1-m2≤0m>0,又知非P是非Q的必要非充分条件,则m的取值范围是____