430, 180, 380, 220, 350, 230, 340

The number of saplings planted during Tree Plantation Mahotsava in 40 villages is given below : 100, 170, 365, 230, 162, 365, 252, 360, 215, 340, 350, 101, 315, 180, 130, 262, 359, 200, 170, 365, 250, 325, 295, 350, 155, 156, 103, 170, 300, 101, 106, 240, 270, 190, 320, 351, 160, 120, 201, 120. Prepare a grouped frequency distribution table taking classes 100-150, 150-200, ... , 300-350, 350-400. From the table, write the number of villages in which 250 or more saplings are planted.

The following table gives the daily income of ten workers in a factory. Find the arithmetic mean. {:("Workers",A,B,C,D,E,F,G,H,I,J),("Daily Income(in Rs.)",120,150,180,200,250,300,220,350,370,260):}

The mean marks obtained by seven in a group is 226 . If the marks obtained by six of them are 340, 180 , 260 , 56 , 275 and 307 respectively , find the marks obtained by the seventh student.

39.8% of 400 + ?% of 350 = 230

Find the LCM of 12,16,20 and 24. A. 180 B. 220 C. 240 D. 260

Solve (3)/(5) of (4)/(7) of (5)/(12) of 1015=? (a) 220 (b) 340 (c) 240(d)145 (e) 190