Write down the number of significant figures in the following .
(i)`0.007`
(ii)`2.64xx10^(24)`
(iii)`0.2370`
(iv)`6.320`
(v)`6.032`
(vi)`0.0006032`

Explanation

To determine the number of significant figures in each of the given numbers, we will follow the rules of significant figures:

1. **Non-zero digits are always significant.**
2. **Any zeros between significant digits are significant.**
3. **Leading zeros (zeros before the first non-zero digit) are not significant.**
4. **Trailing zeros in a decimal number are significant.**
5. **Trailing zeros in a whole number without a decimal point are not significant.**

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