Identify 'X' and 'Y' products respectively, in the given chemical equation.
NaOH + CH3COOH → 'X' + 'Y'
CH3COONa and H2O
NaO and CO2
Na2OH and CO2
CH3CO2H and Na(OH)2
Six boxes M, N, O, P, Q and R are kept one above the other but not necessarily in the same order. Only 2 boxes are kept below M. Only one box is kept above Q. O is kept at any of the positions above R but not at the topmost position. R is not kept at the bottom most position. N is kept at any of positions below Q. Where is box P kept?
2nd from the bottom
3rd from the top
At the topmost position
3rd from the bottom
P, Q, R, S and T live on five different floors of the same building. The lowermost floor in the building is numbered 1, the floor above it, number 2 and so on till the topmost floor is numbered 5. P lives immediately below T and immediately above S. P lives on an odd numbered floor. If R is not on the lowermost floor, where does T live?
Match the cities in column-A with the rivers in column-B.
| Column-A (City) | Column-B (River) |
| a. Ahmedabad | 1. Godavari |
| b. Kolkata | 2. Brahmaputra |
| c. Guwahati | 3. Sabarmati |
| d. Nasik | 4. Hooghly |
a-4, b-3, c-1, d-2
a-3, b-4, c-2, d-1
a-4, b-3, c-2, d-1
a-1, b-2, c-3, d-4