Lakshya Education MCQs

Question:  find the average of the following set of scores: 224, 568, 331, 722, 369, 833, 139 and 662
Options:
 A. 381 B. 481 C. 581 D. 681
Explanation :

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More Questions on This Topic :

Question 1.  a man can row at a speed of 7 kmh- 1 in still water to a certain point upstream and back to the starting point in a river, whose speed of flowing is 3 kmh'. what is his average speed in the total jour
1.    2 5/7 kmh-1
2.    3 5/7 kmh-1
3.    4 5/7 kmh-1
4.    5 5/7 kmh-1
Explanation :
Question 2.  what is the average of the following set of members ? 205, 336, 425, 527, 445, 562, 720
1.    360
2.    460
3.    560
4.    660
Explanation :
Question 3.  find the average of the following set of numbers. 342, 170, 610, 512, 464, 372, 180, 268, 142
1.    220
2.    260
3.    340
4.    410
Explanation :
Question 4.  if ten years ago the age of son is 40% of the age of the father and after twenty years the age of the son is 62.5% ofthe age of the father, what is the present age of the son ?
1.    28 years
2.    30 years
3.    33 years
4.    36 years
Explanation :
Question 5.  if ten years ago the age of son is 40% of the age of the father and after twenty years the age of the son is 62.5% ofthe age of the father, what is the present age of the son ?
1.    28 years
2.    30 years
3.    33 years
4.    36 years