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Number of boys in class IX = 42 × (9/14) = 27 Number of girls in class IX = 42 × (5/14) = 15 Again, Number of boys in class X = 45 × (8/15) = 24 Number of girls in class X = 45 × (7/15) = 21 Total of boys in two classes = 27 + 24 = 51 Total of girls in two classes = 15 + 21 = 36 Difference = 51 - 36 = 15 ∴ The difference between the total number of boys and the total number of girls in both the classes taken together is 15.
The Prime Minister does not act as the chairman for which of the following committees?
Satellites used for telecommunication relay are kept in a geostationary orbit. A satellite is said to be in such an orbit when:
1. The orbit is g...
In case of miscarriage or medical termination of pregnancy, a woman is entitled to how many weeks of leave with pay?
Which of the following will turn blue litmus red ?
Let n (>1) be a composite natural number whose square root is not an integer.
Consider the following statements:
1. n has a factor wh...
What is the purpose of a compiler in programming?
The principle that suggests recording expenses only when they are realized, and income only when they are certain, is known as:
Who among the following was a great protagonist of the 'Doctrine of Lapse'?
Select the odd number from the given alternatives.
A boat's speed is 13.5 km/h when moving against the current and 18.3 km/h when moving along with the current. Determine the speed of the stream.
