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 shepherd had n goats in the year 2000. In 2001 the no. of goats increased by 40%. In 2002 the no. of goats declined to 70%. In 2003 the no. of goats grew up 30%. In 2004, he sold 10% goats and then he had only 34,398 goats. The percentage increase of the no. of goats in this duration was :

• [A] 16.66%
• [B] 14.66%
• [C] 11.33%
• [D] 20%

If A = x% of y and B = y% of x, then which of the following is true?

• [A] A is smaller than B.
• [B] A is greater than B
• [C] Relationship between A and B cannot be determined.
• [D] If x is smaller than y, then A is greater than B.
• [E] None of these

50 minutes is what percentage of a day (approx.)-

• [A] 3.5%
• [B] 4%
• [C] 5%
• [D] 6%

The cost of an article was Rs.75. The cost was first increased by 20% and later on it was reduced by 20%. The present cost of the article is:

• [A] Rs. 72
• [B] Rs. 60
• [C] Rs. 75
• [D] Rs. 76

Two students appeared at an examination. One of them secured 9 marks more than the other and his marks was 56% of the sum of their marks. The marks obtained by them are:

• [A] 39, 30
• [B] 41, 32
• [C] 42, 33
• [D] 43, 34
• [E] None of these