The ratio of corresponding altitudes = Area of the first triangle /area of the second triangle =361cm²/324cm² =19/18 19:18
If p:q = 5:7 and p + q = 408, then find the value of (q - p).
What is the sum of the first 14 terms of an arithmetic progression if the first term is -21 and last term is 40?
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...
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...
21 is divided into three parts which are in arithmetic progression (A.P.) in such a way that the sum of their square is 179. Find the smallest part.
The average weight of a class of 25 student is 60 KG. If X is student joined the class, than the average weight of whole class increases by (2X – 7...
15 is divided in three parts which are in arithmetic progression (A.P.) in such a way that the sum of their square is 83. Find the smallest part?
Determine the mean proportion of 72 and 50.
The number 8192 is which term in the following geometric sequence 2, 8, 32, 128, . . . . . . .
The median 0f the given data will be 32, 25,33,27, 35, 29, and 30
