Question
A rectangular ground is 60 metre long and 40 metre
broad. If two 20 metre wide paths one parallel to the breadth and one parallel to the length, of the ground is to be made inside the ground, then find the total area of the path.Solution
Area of the path = 20 × 60 + 20 × 40 – 20 × 20 = 1200 + 800 – 400 = 1600 m2.
What will come in place of the question mark (?) in the following series?
15, 26, 39, 56, ?, 98
28, 43, 73, 118, ?, 253
8    12    39      ?       180    216
...226  231   466  ?  5606  28031    Â
48   49    45     54    ?      63      27
...107    157    194    ?     237    247
...-1, 5, 23, 59, ?
51 26 27 ? 86 217.5
- What will come in place of the question mark (?) in the following series?
6, 6, 9, ?, 32, 56 What will come in place of the question mark (?) in the following series?
35, 38, 46, ?, 85, 120