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2 .Find the missing number in the given series 150, 152, 149, 153, 148, 154, ?

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3 .A container of milk was $4\over5$ th full. When 12 bottles of milk were taken out and 8 bottles of milk were poured into it, vessel was $3\over4$ th full. How many bottles of milk can the container contain ?

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4 .The average of 8 numbers is 20. The average of first two number is 15$1\over2$ and that of the next three is 21 $1\over3$ . If the sixth be less than the seventh and eighth numbers by 4 and 7 respectively, then the eight number is

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5 .A contractor employed 25 labourers on a job. He was paid ` 275 for the work. After keeping 20% of this sum, he distributed the remaining amount amongst the labourers. If the number of men to women labourers was in the ratio 2 : 3 and their wages is in the ratio 5 : 4. What wages did a woman labourer get ?

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6 .A container contains of a litre mixture of milk and water, the milk being x litre. If from this container, ylitres of mixtures is taken out and replaced by water, then the water in the container will be â€“

(A) (a â€“ x) litres

(B) x(1-$x\over y$)

litres (C)(a-x +$xy\over a$) litres

(D) (aâ€“ x+ y) litres

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7 . Two numbers are in the ratio 1$1\over2$ : 2 $2\over3$ . When each of those number is increased by 15, they become in the ratio 1 $2\over3$ : 2 $1\over2$ . The greater of the number is â€“

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8 .In an election between two candidates, 75% of the voters cast their votes, out of which 2% votes were declared invalid. A candidate got 9261 votes which were 75% of the valid votes. The total number of voters who cast their votes was â€“

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9 .A grocer buys 160 kg of rice at ` 27 per kg and mixes it with 240 kg of rice available at ` 32 per kg. At what rate per kg should he sell the mixture to gain 20% on the whole ?

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10 .The profit earned after selling an article for ` 650 is same as the loss incurred after selling the article for ` 426. Find the half of the 50% of the cost price

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