If the numbers 17/24, 1/2, 3/8, 3/4 and 9/16 were ordered greatest to least, the middle number of the resulting sequence would be ---
A boy was asked to multiply a number by 7/8, instead he divided the number by 7/8 and got the result 15/14 more than he should have got if he had multiplied the number by 7/8. the number is ----
The average of a group of 10 students is 15 years. When 5 more students joined the group, the average age rose by 1 year. What is the average age of the newly joined students?
What is the perimeter, in meters, of a rectangular garden 6 meters wide that has the same area as a rectangular playground 16 meters long and 12 meters wide?
A corporation that had Tk. 115.19 billion in profits for the year paid out Tk. 230.10 million in employee benefits . Approximately what percent of the profits were the employee benefits?
Two banks offer interest rate of 6% and 7% respectively on savings account. Mr. Faruq deposited a total amount of Tk. 4000 in the banks and in one year his interest income was Tk. 250. Find the deposit in the bank with 7% interest rate?
If 3/x=2 and y/4=3, then 3+y/x+4=?
Of the total amount that Jill spent on a shopping trip, excluding taxes, she spent 50% on clothing 20% on food, and 30% on other items. If Jill paids 4% tax on clothing , on tax on the food, and an 8% tax on all other items, then the total tax that she paid was what percent of the total amount that she spent, excluding taxes?
Company C produces toy trucks at a cost of Tk. 5 each for the first 100 trucks and Tk. 3.5 for each additional truck. If 500 toy trucks were produced by the company C and sold for Tk. 10 each, what was company C's gross profit?
If d=2.0453 and d* is the decimal obtained by rounding d to the nearest hundred what is the value of d*-d?