Suppose a heat exchanger costs $1200 and reduces the heating bill by $200 per year what is the payback time?

What is the value of the underlined digit in the following number 2983,785

20% of 770 is what number

In March, Delphine's house had 40/%40% more snowfall than in February. Delphine's house had ff centimeters of snowfall in February. Which of the following expressions could represent how much snowfall Delphine had at her house in March?

You have saved $900 for a vacation to Aruba. The total cost of the trip is $2100. If you save $150 a week, how many weeks will it take before you have enough money for your trip?

What is the change in temperature between - 8°c and 3°c?

How do the number of faces of a truncated cube and a truncated tetrahedron compare? The truncated cube has 6 more faces than the truncated tetrahedron. The truncated cube has 8 more faces than the truncated tetrahedron.

What is the exact value of x in the exponential equation 22.1 + e5x = 100.1?

a dust is 1.5 ft wide and 5 feet long it is 3 feet above the floor what is the volume of the space under the desk

The regular price of a video game is $69.75. This week it is on sale for 15% off. What does the game cost this week?

Chanelle deposits $7,500 she does not with draw or deposit money for 6 years she ears 6% in interest. How much interest will she have at the end of 6 years