In a string of 20 beads, the average weight of the first 14 beads is 2 – McqOptions

MCQOPTIONS

1.	In a string of 20 beads, the average weight of the first 14 beads is 25 grams and that of the last 6 beads is 8 grams. What is the average weight of all the beads?
A.	16.4 grams
B.	21.3 grams
C.	19.9 grams
D.	29.7 grams
Answer» D. 29.7 grams

Discussion

No Comment Found

Related MCQs

which of the following meanings of the arithmetical signs will yield the value ' zero ' for the expression given below?200x100 + 300 x 200 10 2 + 40
Ali travels a distance of 300 m in 2 minutes and 30 seconds. What is his speed in kmph?
A father is 5 times as old as his son. His son is 6 years old. His son is 6 years old. After how many years, will the father be 4 times as old as his son?
Which of the symbols should be placed in the blank spaces in the given expression so as to make G < H and I J definitely true?
Sameer remembers that his brother s birthday is after fifteenth but before 18th of February whereas his sister Kanika remembers that her brother s birthday is after 16th but before 19th of February. On which day in February is Sameer s brother s birthday?
Two years ago, Roshni's age was 3 times her son's age, and 2 years later, 2 times her age would be 5 times her son's age. Find the current age of Roshni.
Three friends had a dinner at a restaurant. When the bill was received, Ashutosh paid 2/3 part as much as Vivek paid and Vivek paid 1/2 part as much as Tanya paid. What faction of the bill did Vivek paid?
The present age of Avinash is four times that of Amitabh. 5 years hence the age of Avinash will become 5 years more than 3 times the age of Amitabh. The present age of Avinash is
If + means , means , means and means + , then 12 + 6 3 2 8 = ?
Who among the following scored the highest marks?