बंटन 52, 20, 34, 19, 35, 80, 12, 50, 80 का समान्तर माध्य एवं माधयक ज्ञात कीजिए।

The area of a field in the shape of a triangle with each side x metre is equal to the area of another triangular field having sides 50m , 70m and 80m. The value of x is closest to : प्रत्येक भुजा x मीटर वाले एक त्रिभुज का क्षेत्रफल एवं विमाओं 50m , 70m और 80m वाले त्रिभुज का क्षेत्रफल समान है,x का मान ज्ञात कीजिये ?

If in the given figure, angle ACB+ angle BAC = 80^@ , angle BDE = 35^@ ,angle BCE = 45^@ , then the marked angle angle CED is: दी गयी आकृति में, angle ACB+ angle BAC = 80^@ , angle BDE = 35^@ ,angle BCE = 45^@ है, तो चिन्हित कोण CED का मान ज्ञात कीजिए।

Find the value of 309 div [(3/2) of (25+35)- 12 3/4] . 309 div [(3/2) of (25+35)- 12 3/4] का मान ज्ञात कीजिए।

The daily wages of 30 workers (in Rs.) in a factory is given below. 40, 45, 35, 70, 60, 52, 49, 46, 65, 56, 60, 35, 45, 40, 50, 56, 57, 48, 55, 52, 50, 70, 75, 80, 50, 45, 52, 65, 72, 50. How many workers are earning less than Rs. 50 per day ?

The weight (in grams) of 50 oranges, picked at random from a basket of oranges are given below: 35, 45, 55, 50, 30, 110, 95, 40, 70, 100, 60, 80, 85, 60, 52, 95, 98, 35, 47, 45, 105, 90, 30, 50, 75, 95, 85, 80, 35, 45, 40, 50, 60, 65, 55, 45, 30, 90, 115, 65, 60, 40, 100, 55, 75, 110, 85, 95, 55, 50.construct a grouped frequency distribution table

The area of field in shape of a regular hexagon is 2400 sqrt3 m^2 .The cost of fencing the field at ₹ 16.80 metre is: सम षट्भुज के आकार वाले एक मैदान का क्षेत्रफल 2400 sqrt3 वर्ग मीटर है | 16.80 रुपये प्रति मीटर की दर से इस मैदान पर बाड़ लगाने की लागत ज्ञात कीजिए |

The weights of 50 custard apples are given below . ( In grams ) 35 , 40 , 45 , 40 , 50 , 55 , 60 70 , 75 , 80 , 90 , 94 , 45 , 60 , 65 , 35 , 65 , 35 , 25 , 24 , 34 , 45 , 54 , 63 , 72 , 85 , 99 , 36 , 65 , 49 , 84 , 73 , 54 , 43 , 44 , 23 , 33 , 43 , 53 , 63 , 73 , 83 , 93 , 44 , 55 , 65 , 74 , 89 , 77 , 60 Construct a grouped frequency distribution table with classes 20 – 30 , 30 – 40 , ……………………………… 90 – 100 .

Construct a grouped frequency table with class intervals 0-5, 5 -10 and so on for the following marks obtained in Biology (out of 50) by a group of 35 students in an examination : 0, 5, 6, 7, 10, 12, 14, 15, 20, 22, 25, 26, 27, 8, 11, 17, 3, 6, 9, 17, 19, 21, 22, 29, 31, 35,37, 40, 42, 45, 49, 4, 50, 16 and 20.: What is the range of the data ?