Question

Please answer to these question friend very urgent

Answer 1

1)multiples of 9 upto 100 is 9,18,27,36,45,54,63,72,81,90,99

2)prime numbers less than 15 are 2,3,5,7,11,13

3) 13 and 31;17 and 71;37 and 73;79 and 97

4) (a) 3+41=44;(b) 27+19=36 (c) 5+19= 24 (d) 11+7=18

5) (a) 3+7+11= 21;(b) 3+11+17=31;(c) 13+17+23=53 (d)19+29+13=61

6)3+7= 10, 2+3=5,3+17=20,19+11=30,7+13=20

7)5 and 3;11 and 13; 17 and 19

11)common facrors of 75,60 and 210 are 1,3,15

hope this will help u and mark this as brainliest answer