Please help, with brief explanation if possible. Thanks.

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secondary 3 | E Maths
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secondary 3 E Maths

Please help, with brief explanation if possible. Thanks.

Date Posted: 5 years ago

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done {{ upvoteCount }} Upvotes

clear {{ downvoteCount * -1 }} Downvotes

Date Posted: 5 years ago

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Oscar

5 years ago

Thanks for putting a little knowledge in my brain :) but I am stuck with the second question. I tried B=1000 x 5^-2 and I get 10, the 990/1000 x 100% get me 99%. The correct answer should be 96%. How to get that? Pls enlighten with brief explanation if you can help. Thank you :)