If the area of a square increases by 69%, then the side of the square increases by ----
The sum of square of two numbers is 80 and the square of their difference is 16. What is the product of the two numbers?
The ratio of boys and girls in a class 1 : 2 and the classroom has 24 students. How many boys would have to be admitted to make the ratio of boys to girls 1 : 1?
The compound interest at 10% per annum on certain amount of money for two years is Tk. 10.50. What is the principal amount in Tk.?
What is the minimum number of apples that must be added to the existing stock of 264 apples so that the total stock can be equally distributed amoung 6, 7 or 8 persons?
In a club 60% members are male and 70% members are graduates. Again, 50% of the graduate members are male. What percent of the club members are female and not graduate?
6 men or 8 women can do a work in 18 days. How many days will it require to complete the whole work if 3 men and 5 women work together?
In a cash box, there are equal numbers of 10 paisa, 25 paisa and 50 paisa coins. If the box contains Tk. 170 in total of the three coin denominations, then what is the number of 10 paisa coins?
Price of paper has increased by 20%. Approximately, what percent of the paper usage must be curtailed so that the expenditure for paper remains the same?
If (x2-x+2)/2=4, then x could be equal to--
If m is an even integer and n is an odd integer and both are positive numbers then which of following must be even?
A car driver's income consists of his salary and tips. His salary is Tk. 50 a week. During one week his tips were 5/4 of his salary. What fraction of his income for the week came from tips?