The average of 8 numbers is 100. The difference between the two greatest numbers is 20. Average of the remaining 6 numbers is 85. The greater number is:
A170
B175
C155
D145
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തുടർച്ചയായ 5 എണ്ണൽ സംഖ്യകളുടെ ശരാശരി 40 ആയാൽ വലിയ സംഖ്യ ഏത്?
Raghav's average earning per month in the first three months of a year was ₹45,000. In April, his earning was % more than the average earning in the first three months. If his average earning per month for the whole year is ₹45,300, then what will be Raghav's average earning (in) per month from May to December?
For a grouped data, if , is the class mark and is the corresponding frequency, then by direct method, mean x is
given by:
The average of the numbers 20, 25, x, 28, and 32 is 27. What is the value of x?
The average age of 20 boys in a class is 12 years. 5 new boys are admitted to the class whose average age is 7 years. The average age of the boys in the class becomes