Which of the following are co-primes? 8, 10          (b)   9, 10          (c)   6, 8         (d)   15, 18

Which of the following are co-primes? (a) 8, 10 (b) 9, 10 (c) 6, 8 (d) 15, 18

Check whether the following pair of numbers are co-primes (Relatively primes). a) 17, 21, b) 8, 18, c) 29, 37, d)9, 33

Find the mean of the data. 3,7,9,15,18,8 (A) 60 (B) 55 (C) 10 (D) 16

An amount of 53 is divided among A,B and C such that A gets Rs.7 more than B and B gets Rs.8 more than C. What is the ratio of their shares? 15:8:30 b.6:9:18 c.18:25:10 d.25:18:10

If x=3+i, then x^(3)-3x^(2)-8x+15 = (A) 6 (B) 10 (C) -18 (D) -15

If A = {3, 6, 9, 12 , 15 , 18 , 21} , B = { 4, 8, 12 ,16 , 20 } , C = { 2, 4, 6, 8, 10 , 12 , 14 , 16 } , D = {5, 10 , 15 , 20 } ; find(i) A - B (ii) A - C (iii) A - D

If A = {3, 6, 9, 12, 15, 18, 21}, B = { 4, 8, 12, 16, 20 } , C = { 2, 4, 6, 8, 10, 12, 14, 16 }, D = {5, 10, 15, 20 } , find D – C

If A = {3, 6, 9, 12, 15, 18, 21}, B = { 4, 8, 12, 16, 20 } , C = { 2, 4, 6, 8, 10, 12, 14, 16 }, D = {5, 10, 15, 20 } , find C – D

If A = {3, 6, 9, 12, 15, 18, 21}, B = { 4, 8, 12, 16, 20 } , C = { 2, 4, 6, 8, 10, 12, 14, 16 }, D = {5, 10, 15, 20 } , find D – C

If A= {3, 6, 9, 12, 15, 18, 21}, B = { 4, 8, 12, 16, 20 }, C = { 2, 4, 6, 8, 10, 12, 14, 16 }, D = {5, 10, 15, 20 }, find:- C-D