Find the HCF of two numbers 16 and 28.

You need to read the instructions carefully before filling the OMR sheet. The given OMR sheet is shaded based on the following instructions
1. Observe the enrolment number written on the top row.
2. The digits are to be shaded from left to right.
3. Shade the corresponding bubbles under each of the number boxes.
4. Only one digit is to be shaded in each column.
5. Use only ball point pen for shading the bubbles.

Observe the calendar showing the month of January 2019.

JANUARY 2019
S	M	T	W	T	F	S
		1	2	3	4	5
6	7	8	9	10	11	12
13	14	15	16	17	18	19
20	21	22	23	24	25	26
27	28	29	30	31

Answer the following questions
i) Sort out the prime and composite numbers from the calendar.
ii) Sort out the odd and even numbers.
iii) Sort out the multiples of 6; multiples of 4; the common multiples of 4 and 6 and LCM of the two numbers.
iv) Sort out the dates which fall on Monday.

Write the numbers from 1 to 50. From that find the following.
i) The numbers which are neither divisible by 2 nor 7.
ii) The prime numbers between 25 and 40.
iii) All square numbers upto 50

Arrange the following from the eldest to the youngest. What do you get?