Round the following numbers to the number of significant figures indicated: 345 (2 s. f.)
7850 (1 s. f.)
24.68 (3 s. f)
8.005 (3 s. f)
0.005758 (3 s. f)
1.25x1012 (2 s. f)

Explanation:

Above we have simply looked the condition that where we put decimal point that gives your needed answer after round off.

For example:

we have to make 2 s.f from 345 so we kept decimal after 3 and we rounded off to make 3.5 from 3.45

Hope you got it

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the food using pesticides in the future will harm you by giving you diseases like cancer or something since they have things that we should not eat in it like chemicals or pesticides. that is why organic food is more expensive because they take the time to make it right and healthy for you to eat.

explanation: