Question
What is the typical shape of a Compact Disc
(CD)?Solution
CDs are circular in shape, designed to spin within disc drives for reading and writing optical data.
The number of boys and girls in a school is 250 and 300 respectively. 20% of boys left the school while 40 girls took admission in the school. Find the ...
The marks obtained by A is 25% more than B, and the marks obtained by C is 140 more than the difference of the marks obtained by A and B. If C obtained ...
A candidate just passed by getting 15 answers correct by attempting 25 of the total questions. Find the total number of questions in the examination if ...
Certain number of students from two schools takes part in an examination. Out of a total of 100 students who participated from ABC school, x% failed in ...
A bulb-producing company found 17% of the total product defective. If the total number of nondetective products is 4565, then specify the number of tota...
Out of her total income, Priya spent 20% on rent, 50% of the remaining income on groceries, and saved 40% of the income left after her expenses.
The total strength of school A is 20% more than that of school B. In school A and B, out of total number of students, 30% and 40% respectively are girls...
A bag contains 400 coins of 25p denomination and 800 coins of 50p denominations. If 14% of 25p coins and 28% of 50p coins are removed, the percentage of...
A teacher distributes 300 toffees among her 4 students, A, B, C and D. A gets x% of total toffees, B receives 2x% of the remaining toffees, C receives (...
Out of the total income of Ravi, he spends 50% on food, 10% on rent and 20% on groceries. Out of the remaining income, he donates 30% in a charity and s...
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