Question
A person buys two items A and B. Item A costs Rs. 5 more
than twice the cost of item B. If the total cost of both items is Rs. 95, find the cost of item B.Solution
Let the cost of item B be x. Then, the cost of item A = 2x + 5. The total cost of both items = Rs. 95, so: x + (2x + 5) = 95 3x + 5 = 95 3x = 90 x = 30 Thus, the cost of item B is Rs. 30. Correct option: a
Choose the missing term.
R, U, X, A, D,?
16, 20, 47, 63, 188, ?
?, 15, 45, 225, 1575, 14175
What value should come in the place of (?) in the following number series?
64, 80, 104, ?, 176, 224
17, 9, ?, 13.5, 25, 65
5, 6, 14, 45, ?, 925
16, 16, 32, 96, ?, 1920
36, 72, 47, 63, ?, 58
137, 130, ?, 95, 67, 32
244, 179, 129, 92, 66, ?