Question
What kind of transmission mode is used for
keyboard-to-computer communication?Solution
d) Simplex – Keyboard input is one-way communication to computer.
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A certain value is initially increased by 40% and then reduced by 25%. Determine the overall percentage change in the initial value.
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In an election between two candidates, one got 55% of the total valid votes and won by 2000 votes. Find the total number of valid votes.
The sum of the incomes of A and B is Rs. 1,08,000. A spends 50% of his income while B spends 75% of his income such that the savings of B is Rs. 6,000 ...
