2. The price of a cycle is reduced by 25 per cent. The new price is reduced by a further 20 per cent. The two reductions together are equal to a single reduction of
45%
40%
35%
32.5%
30%
6. In a certain village, m litres of water are required per household per month. At this rate, if there are n households in the village, how long (in months) will p litres of water last?
p /mn
mn / p
mp / n
np / m
npm
8. What digit appears in the units place in the number obtained when 2320 is multiplied out?