#### Describe the following sets:

(i) {a, b, c, d, e, f}

(ii) {2, 3, 5, 7, 11, 13, 17, 19}

(iii) {Friday, Saturday, Sunday}

(iv) {April, August, October}

**Solution:**

#### Write the following sets in tabular form and also in set builder form:

(i) The set of even whole numbers which lie between 10 and 50.

(ii) {months of a year having more than 30 days}

(iii) The set of single-digit whole numbers which are a perfect square.

(iv) The set of factors of 36.

**Solution:**

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