Two numbers are in the ratio 2 : 3. If 20% of the smaller number added to 20, is equal to the sum of 10% of the larger n…

Rajeev buys good worth Rs. 6650. He gets a rebate of 6% on it. After getting the rebate, he pays sales tax @ 10%. Find t…

Out of the total production of iron from hematite, an ore of Iron, 20% of the ore gets wasted, and out of the remaining …

The average of marks obtained by 100 candidates in a certain examination is 30. If the average marks of passed candidate…

If a 36 inches long strip cloth shrinks to 33 inches after being washed, how many inches long will the same strip remain…

The difference between 38% of a number and 24% of the same number is Rs. 135.10. What is 40% of that number ?

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…

The current birth rate per thousand is 32, whereas the corresponding death rate is 11 per thousand. The net growth rate …