The sales in percentage of wrist watch in 2010 more than the sales of table clock in 2010 was nearly by :

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2 .

A number when divided by 10 gives a remainder 3. When the same number is divided 7, the remainder will be ?

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3 .

In a division sum, divisor is 3 times the quotient and 6 times the remainder. If the remainder is 2, then the dividend is ?

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4 .

Three numbers which are co-primes to one another are such that the product of the first two is 551 and that of the last two is 1073. The sum of the three numbers is

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5 .

A man's pension on retirement from service is equal to half the average salary during last 3 years of his service His salary from 1-1-1983 is Rs. 380 per month with increment of Rs. 40 due on 1-10-83, 1-10-84 and 1-10-85. If he retires on 1-1-86, what pension does he draw per month ?

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6 .

If the $ n^ {th}$ term of an A.P. is 2n+1 Find the sum of first n terms of A.P ?

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7 .

A man has in all Rs. 640 in the denominations of one-rupee, five rupees and ten-rupees notes. The number of each type of note is equal. The total number of each type of notes he has ?

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8 .

The numerator of number is increased by 62.5% and denominator is increased by 77.5% The new fraction becomes $13\over 25$ Find the original fraction?

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9 .

In factory ratio of workers, lobourers and clerks is 8:5:1 and ratio between the wages of one worker, one labourer and one clerk is 5:2:3 If there are 20 labourers working in factory and total wages of the employees is Rs. 318. Find the daily wages of one employee of each category ?

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10 .

One type of liquid contains 20% water in a mixture of milk and water and the second type of liquid contains 65% of milk in the same type of milk and water solution. A glass is filled with 10 parts of first liquid and 4 parts of second liquid. The water in the new mixture is ?

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