Solve `((835+378)^(2)+(835-378)^(2))/(835xx835+378xx378)`

The value of 4x378x25 is 37800 (b) 3780 (c) 9450 (d) 30078

State the number of significant figures in each of the following numbers: (i) 207.35, (ii) 0.00368, (iii) 653, (iv) 3.653 xx 10^(4) , (v) 0.378

44% of 2872=?^(1/2)xx36-452.25+798.74-378.66

Draw a histogram for the frequency distribution table given in Example 13 and statement of Example 13 is given by as- The weekly wages (in Rs.) of 30 workers in a factory are 830, 835, 890, 810, 835, 836, 869, 845, 898, 890, 820, 860, 832, 833, 855, 845, 804, 808, 812, 840, 885, 835, 835, 836, 878, 840, 868, 890, 806, 840. Using tally marks, make a frequency distribution table with class intervals 800 – 810, 810 – 820 and so on. Answer the following questions Which class interval has the maximum number of workers?

Draw a histogram for the frequency distribution table given in Example 13 and statement of Example 13 is given by as- The weekly wages (in Rs.) of 30 workers in a factory are 830, 835, 890, 810, 835, 836, 869, 845, 898, 890, 820, 860, 832, 833, 855, 845, 804, 808, 812, 840, 885, 835, 835, 836, 878, 840, 868, 890, 806, 840. Using tally marks, make a frequency distribution table with class intervals 800 – 810, 810 – 820 and so on. Answer the following questions. How many workers earn Rs. 850 and more?

Draw a histogram for the frequency distribution table given in Example 13 and statement of Example 13 is given by The weekly wages (in Rs.) of 30 workers in a factory are 830, 835, 890, 810, 835, 836, 869, 845, 898, 890, 820, 860, 832, 833, 855, 845, 804, 808, 812, 840, 885, 835, 835, 836, 878, 840, 868, 890, 806, 840. Using tally marks, make a frequency distribution table with class intervals 800 – 810, 810 – 820 and so on Answer the following questions. How many workers earn less than Rs. 850?