Question
A rectangular ground is 70 metre long and 50 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 × 70 + 20 × 50 – 20 × 20 = 1400 + 1000 – 400 = 2000 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