Find the sum: `1+3+5+7+\ ddot\ +\ 199` (ii) `7+10 1/2+14+\ +84` (iii) `34+32+30+\ dot\ +10`

Find the sum: (i) 1+3+5+7+\ ....\ +\ 199 (ii) 7+10 1/2+14+\ .... +84 (iii) 34+32+30+\ .... \ +10

Find the sum 1 2/7+3/7+2 5/7

Find the sums given below : (i) 7+10 1/2+14+dot\ dot\ dot+84 (ii) 34+32+30+dot\ dot\ dot+10 (iii) 5+(8)+(11)+dot\ dot\ dot+( 230)

Find the sum: 1+3+5+7+...+199 (ii) 7+10(1)/(2)+14++84 (iii) 34+32+30+.+10

Find the 12 t h term from the end of the following arithmetic progressions: 3,\ 5,\ 7,\ 9,\ ddot\ 201 (ii) 3,\ 8,\ 13 ,\ ddot,\ 253 (iii) 1,\ 4,\ 7,\ 10 ,\ ddot ,\ 88

Find the sum given below: (i) 7+ 10 1/2 + 14 + …. + 84

Find the sums given below :- 34 + 32 + 30 + ... + 10 .

Find the sum given below: 34 + 32 + 30 +….. + 10

Find the sums given below : (i) 7+10 1/2+14+...+84 (ii) 34+32+30+...+10 (iii) (-5)+(-8)+(-11)+...+( -230)

Find the 12 t h term from the end of the following arithmetic progressions: 3, 5, 7, 9, ddot 201 (ii) 3, 8, 13 , ddot, 253 (iii) 1, 4, 7, 10 , , 88