1) rounding 270.0060 to 5 significant figures has a different answer than rounding it to 5 decimal places a) false b) true 2) how many significant figures are there in 608000.056 a) 8 b) 7 c) 5 3) 507400 cm to m then round to two sfs a) 5000 b) 5100 c) 0.51 4) how many significant figures are there in 4.5 x 10 to the power of 8 a) 8 b) 10 c) 2 5) all trailing zeroes are considered non significant , in any case a) true b) false 6) What is 0.005678 to 4s.f a) 0.007 b) 0.006 c) 0.005678 d) 0.00568 7) 12,985 to 4s.f is 12,990 a) true b) false 8) all zeroes are considered non significant , while numbers such as 6 8 2 are significant a) true b) false 9) question is round 22.51 to 3 sfs then round 450.006 to two sfs then add them both a) 522.6 b) 430.2 c) 523.0

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