A number of two digits is increased by 45 when the digits are interchaged. If the unit digit is three less tgan five[..]

The ages of two brothers are in ratio 8:3.In three years time their age will be in ratio 9:4. Find the difference[..]

Grace deposits $1000 in mutual fund earning 9.25% annual interest, compounded monthly. Write and exponential[..]

If a house has the length of400 square feet, and the width is one third of it, what is the square feet?

A manufacturing firm wants to package its product in a cylindrical container 2 ft. high with surface area 16π ft^2.[..]

solve 6x^2+7x=20

Steven is three times as old as jenny. The sum of their age is 63. Let s be Steven's age and J be Jenny's age. whats[..]

Building A is 880 feet tall and contains 70 stories. Building B contains 100 stories. If the two buildings have the[..]

The product of three more than a number and eight is fourteen.

A football team has a 5 gallon water jug.  Before each practice, Trevor is in charge of filling it up.  At any given[..]