Question
The average weight of 103 notebooks in a box is 10.3 kg.
When a new notebook is added to the box, the average weight goes up to 10.4 kg. Tell the weight of the new notebook.Solution
Let S be the sum of the weight of notebooks and N is the weight of new notebook. By using the above formula, S/103 = 10.3 S = 103 x 10.3 =1060.9 ----(1) When the new notebook is added, (S + N)/104 = 10.4 S+N=1081.6 N = 1081.6-1060.9 (from equation (1)) N = 20.7
Who lives immediate below P?
C visited the city on which of the following day of the week?
What is the position of E with respect to D?
Four of the following five are vishal in a certain way and hence form a group. Which is the one that does not belong to the group?
In each of the following questions, select the related word from the given alternatives:
OFFICE : QHHKEG ::WORKER : ?
Four of the following forms a group based on certain pattern. Who does not belong to this group?
Who among the following person visited on 9 May?
If D is related to Jaipur and G is related to Chennai in a certain way. Then, B is related to which of the following?
Who among the following live on topmost floor?
How many teams play between the teams which play game R and W?