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ATQ, If a student fails by 10% of the total marks, then 200 marks is 90% of the passing marks. Let the total marks be x. 0.9×250=200 x=250÷0.9=750 Thus, the maximum possible marks in the exam is 750.
If 8 times the eighth term of an Arithmetic Progression (AP) is equal to 12 times its twelfth term, then the 20th term of the AP will be
If the sum of n numbers in the GP 3, 6, 12, ... is 765 then n is?
The expenditure-to-savings ratio of an individual 'P' is 5:4. If the person's income rises by 25% and their savings increase by 3...
The cost of an item is 'A'. A shopkeeper increases the price by 'x'%, then applies a discount of 'd'% on the increased price. Aft...
If A and B are two sets such that the number of elements in A is 20, a number of elements in B is 18 and the number of elements in both A and B is 10, f...
The mean of a data set is 50 and the standard deviation is 10. What is the coefficient of variation?
Matthew sells Chocolates in the packs of 6 chocolates, 12 chocolates, 18 chocolates and 24 chocolates etc, but the rate is necessarily uniform. One day ...
The marks obtained by 15 students out of a maximum of 25 in a test are given as 13, 11, 16, 15, 18, 12, 13, 14, 10, 22, 21, 20, 17, and 24. Find the sum...
24, 29, 62, ?, 758, 3791
...The median 0f the given data will be 32, 25,33,27, 35, 29, and 30
