The average of 20 , 30 and 40 is _________

92 marks

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91 marks

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95 marks

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93 marks

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Solution

The correct option is B 91 marks

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Similar questions

Q. The least number which is exactly divisible by 20, 30 and 40 is ____.

Q. What is the smallest numbers, greater then

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A graph of volume of hydrogen released vs time for the reaction between zinc and dil. HCl is given in the figure. On the basis of this mark the correct option.

(a) Average rate upto 40 s is $\frac{V_{3} - V_{2}}{40}$
(b) Average rate upto 40 s is $\frac{V_{3} - V_{2}}{40 - 30}$
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(d) Average rate upto 40 s is $\frac{V_{3} - V_{1}}{40 - 20}$

Q. The average of five numbers is

40

and the average of another six numbers is

50

. The average of all numbers taken together is _______.

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