Last year, the population of a town was x and if it increases at the same rate, next year it will be y. the present population of the town is

A book consist of 30 pages, 25 line on each page and 35 characters on each line. If this content is written in another note book consisting 30 lines and 28 characters per line then the required no. of pages will how much percent greater than previous pages?

• [A] 4.16%
• [B] 5%
• [C] 6.66%
• [D] 7%

A student took five papers in an examination, where the full marks were the same for each paper. His marks in these papers were in the proportion of 6:7:8:9:10. In all papers together, the candidate obtained 60% of the total marks then, the number of papers in which he got more than 50% marks is

• [A] 1
• [B] 3
• [C] 4
• [D] 5
• [E] None of these

A sales executive gets 20% bonus of the total sales value and 10% commission besides the bonus on the net profit after charging such commission. If the total sales value be Rs. 10 lakh per annum and the total profit of the company be Rs. 1.32 lakh, then his total earning per annum will be, given that he is not entitled to receive any fixed salary from the company :

• [A] 2.3 lakh
• [B] 2.32 lakh
• [C] 2.12 lakh
• [D] 3.2 lakh
• [E] None of these

Narayan spends 30% of his income on education and 50% of the remaining on food. He gives Rs. 1000 as monthly rent and now has Rs. 1800 left with him. What is his monthly income?

• [A] Rs. 8000
• [B] Rs. 7000
• [C] Rs. 9000
• [D] Rs. 6000

A college has raised 75% of the amount it needs for a new building by receiving an average donation of Rs. 600 from the people already solicited. The people already solicited represent 60% of the people, the college will ask for donations. If the college is to raise exactly the amount needed for the new building, what should be the average donation from the remaining people be solicited?

• [A] 300
• [B] 250
• [C] 400
• [D] 500