ಕೆಳಗಿನವುಗಳಲ್ಲಿ ಯಾವುದು 15/20 ಒಂದೇ ಮೌಲ್ಯಗಳನ್ನು ಹೊಂದಿದೆ? | ತರಗತಿ 6 | ಸಂಖ್ಯೆ ಸಿಸ್ಟಂ-II | ಗಣಿತ | ಡೌಟ್ನಟ್

Divide: 15.68 by 20 (ii) 164.6 by 200403.80 by 30

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

Let A={3,6,9,12,15,18,21}, B= {4,8,12,16,20}, C= {2,4,6,8,10,12,14,16} and D = {5,10,15,20}. Find : (i) A-B (ii) A-C (iii) A-D (iv) B-A (v) C- A (vi) D-A (vii) B-C (viii) B-D (ix) C-B (x) D-B (xi) C-D (xii) D-C.

Let A = {3,6,9,12,15,18,21}, B = {4,8,12,16,20}, C = {2,4,6,8,10,12,14,16}and D ={5,10,15,20}. Find : (i) A-B (ii) A-C (iii) A-D (iv) B-A (v) C-A (vi) D-A (vii)B-C (viii) B-D (ix) C-B (x) D-8 (xi) C-D (xii) D-C.

Let A ={3,6,12,15,18,21} and B- {4,8,12,16,20} and C = {2,4,6,8,10,12,14,16} , then : (i) A-B = ……… (ii) B-C = ……..

Factorise the following expressions. (i) 7x - 42 (ii) 6p - 12q (iii) 7a^2 + 14a (iv) -16z + 20z^3 (v) 20l^2m + 30a l m (vi) 5x^2y - 15xy^2 (vii) 10a^2 - 15b^2 + 20c^2 (viii) -4a2 + 4ab - 4ca (ix) x^2yz + xy^2z + xyz^2 (x) ax^2y + bxy^2 + cxyz

(i)Find the class mark of the class 90-120. (ii)In a frequency distribution, the mid-value of the class is 10 and width of the class is 6. Find the lowe limit of the class. (iii)The width of each of the five continuous classes in a frequency distribution is 5 and lowe class limit of the lowest class is 10. What is the upper class limit of the highest class? (iv) The class marks of a frequency distribution are 15,20,25...... Find the class corresponding to the class mark 20. (v)In the class intervals 10-20, 20-30, find the class in which 20 is included.

Write (T) for true and (F) for false for each of the following statements : (i) 0 div (-6) = 0 (ii) (-8) div 0 = 0 (iii) 15 div (-1) = - 15 (iv) (-16) div (-4) = - 4 (v) (-7) div (-1) = 7 (vi) (-18) div 9 = - 2 (vii) 20 div (-5) = - 4 (viii) (-10) div 1 = - 10 (ix) (-1) div (-1) = - 1