Question
A, B and C hired a taxi for Rs. 780 and used it for 3,
4, 6 hours respectively. Hiring charges paid by B are:Solution
A: B : C = 3 : 4 : 6 Hiring charges paid by BÂ = 780 x (4/13) = Rs.240
What will come in place of the question mark (?) in the following series?
23, 46, ?, 184, 368, 736
If √n + (1/√n) = 6, then find the value of n + (1/n).
If 9 : 12 :: 12: x, and 28: 42:: 42: y, then the value of 2x + y is:Â
In ∆ ABC, MN ‖ BC, the area of quadrilateral MBCN=130 sqcm. If AN : NC = 4 : 5, then the area of ∆ MAN is:
If
= -2 then find If a = 2 + √3, then the value of (a6 + a4 + a2 + 1)/a3 is
If n = 6 + √13, then find the value of (n + 1/n)².