Question
The average age of a class of 20 girls is 16 years. If 4
new girls having average age of 10 years join the class, then the average age of the class becomes:Solution
Total age of 20 girls = 20 × 16 = 320 years Total age of 24 girls = 320 + (4 × 10) = 360 years Therefore new average age = 360/24 = 15 years
The first Indian Cooperative Societies Act was passed in the year:
Bunchy top of sugarcane is caused due to damage fromÂ
Bacterial pathogenicity is primarily controlled by:
The bulk density is expressed as:
A. g/cmᶾ
B. Mg/mᶾ
C. kg/mᶾ
D. g/mᶾ
Choose the correct answer from the options given below:
Cold spark plug, which dissipates heat more effectively, is used in which of the following?Â
Given below are two statements, one is labelled as Assertion A and the other is labelled as Reason R
Assertion A: Sulphuric acid can be used to a...
In the LTLT method of pasteurization, at what temperature is milk exposed for 30 minutes?
Select the correct sequence of organs in the alimentary canal of insects, starting from mouth-
(A). Ileum
(B). Oesophagous
(C). Cro...
Cowpox disease is caused by which organism?Â
Gynoecious lines are often utilized in the hybrid development of which vegetable crop to enhance yield
