In a mixture there is 15% of salt. When 30 liter of water is evaporated, salt becomes 20% of mixture. Find the initial q…

Two tailors X and Y are paid a total of Rs. 550 per week by their employer. If X is paid 120 percent of the sum paid to …

If x% of y is y% of (?)

The percentage increase in the surface area of a cube when each side is doubled is :

In an examination it is required to get 40% of the aggregate marks to pass. A student get 261 marks and is declared fail…

When 75 added to 75% of a number, the answer is the number. Find 40% of that number.

Asha's monthly income is 60% of Deepak's monthly income and 120% of Maya's income. What is Maya's monthly income if Deep…

? % of 450 + 46% of 285 = 257.1