Question
If in a certain language A is coded as 1, B is coded as
2. C is coded as 3, and so on, how is BIDDIC coded in that language?Solution
B = 2 I - 9 D - 4 D - 4 I - 9 C - 3
Boat ‘A’ can cover 320 km in still water in 16 hours. In still water, if the ratio of the speed of boat ‘A’ to that of ‘B’ is 5:3 and the sp...
The sum of the first 10 terms of an arithmetic sequence is 60 and the 10th term is 5. What is the first term of the sequence?
What will be the 11th term of the arithmetic progression 3, 8, 13, _____?
The mean of a data set is 50 and the standard deviation is 10. What is the coefficient of variation?
The number 8192 is which term in the following geometric sequence 2, 8, 32, 128, . . . . . . .
If p:q = 5:7 and p + q = 408, then find the value of (q - p).
Find the mode of the following data:
The interest earned when a sum is invested at simple interest of 25% p.a., for 3 years, is Rs. 1875. What will be the total amount received after 2 year...
The data given below shows the marks obtained by 12 different students in an exam.
Marks obtained: 18, 22, 25, 28, 35, 39, 47, 50, 50, 64, 65, 85...
The mode of the sample data = is 24 and the median = 80. Find the mean of this distribution
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