But will it like go off or become smudged?Pls reply ASAP

Guys I used pencil for my PSLE mathematic paper 2 working.Will the pencil writing mark go off or smudge or the teacher would not mark?pls reply ASAP

Yes he is shooting the ball,will the ball travel further if there is two rubber bands?

Anyone know the qa on the rubber bands in booklet A.Is the answer putting more rubber bands will increase the distance travel?Pls reply asap

Anyone know the answer for comprehension Chinese question about 发现 the gold thing before and after