Kona deposited Tk. 505 into her savings account. If the interest rate of the account is 5% per year, how much interest will she have made after 4 years?

Bill and Ben can clean the garage. together in 6 hours. If it takes Bill 10 hours working alone, how long will...

The perimeter of a rectangle is 104 inches. The width is 6 inches less than 3 times the length. find the width...

Three shirts and Five ties cost Tk. 23. Five shirts and one tie cost Tk. 20. What is the price of one shirt?

The sum of the square of a number and 12 times the number is -27. What is the smaller possible value of this n...

A sector of a circle of radius 5 cm is recast into a right circular cone of height 4 cm. What is the volume of...

The area of a rectangular classroom is x²-25. Which of the following binomials could represent the length and...