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Sunday, June 28, 2020

Average of first five multiples of 5 is :

Average of first five multiples of 5 is :
A15
B15.1
C15.5
D15.3
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The average of 8 numbers is A and the average of four of these is B. If the average of remainig four is C, then

The average of 8 numbers is A and the average of four of these is B. If the average of remainig four is C, then
A2A = B + C
BA = B + 2C
CA = 2B + C
DA = 2A + 2B
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The average of the two-digit numbers, which remain the same when the digits interchange ther positions is:

The average of the two-digit numbers, which remain the same when the digits interchange ther positions is:
A55
B55.5
C56
D56.5
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The average temperature of Gwalior, Agra and Lucknow is 37o C. The average temperature of Agra, Gwalior and Delhi is 38o C. If the temperature of Delhi is 39°C, find the ratio of temperature of Delhi to that of Lucknow ?

The average temperature of Gwalior, Agra and Lucknow is 37o C. The average temperature of Agra, Gwalior and Delhi is 38o C. If the temperature of Delhi is 39°C, find the ratio of temperature of Delhi to that of Lucknow ?
A12 : 11
B13 : 12
C12 : 13
DCan’t be determined
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The average weight of M,N and O is equal to 65 kg. The average weight of M and N is equal to 69.5 kg. The average weight of N and O is 66.5 kg. What is the weight of N ?

The average weight of M,N and O is equal to 65 kg. The average weight of M and N is equal to 69.5 kg. The average weight of N and O is 66.5 kg. What is the weight of N ?
A74 kg
B75 kg
C77 kg
D80 kg
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What will be the average of the following set of numbers ?
678, 193, 285, 494, 342, 762

What will be the average of the following set of numbers ?
678, 193, 285, 494, 342, 762
A395
B359
C495
D459
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The mean of 15 different natural numbers is 13. The maximum value of the second largest of these numbers is

The mean of 15 different natural numbers is 13. The maximum value of the second largest of these numbers is
A53
B52
C51
D50
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