351: Ten per cent of twenty plus twenty per cent of ten equals
(a) 10 per cent of 20
(b) 20 per cent of 20
(c) 1 per cent of 200
(d) 2 per cent of 200
352: Which one of the following pairs of materials serves as electrodes in chargeable batteries commonly used in devices such as torchlights, electric shavers, etc?
(a) Nickel and cadmium
(b) Zinc and carbon
(c) Lead peroxide and lead
(d) Iron and cadmium
353: What is the old name of Zimbabwe?
(a) Rhodesia
(b) Zambia
(c) Namibia
(d) Kampuchea
354: How many natural numbers are there between 43 and 200 which are exactly divisible by 6?
355: Consider the following statements:
1. In the revenue administration of Delhi Sultanate, the in-charge of revenue collection was known as Amil.
2. The lqta system of Sultans of Delhi was an ancient indigenous institution.
3. The office of Mir Bakshi came into existence during the reign of Khalji Sultans of Delhi.
Which of the statements given above is/are correct?
(a) 1 only
(b) 1 and 2 only
(c) 3 only
(d) 1, 2 and 3