The area of a rectangular wall of a barn is 42 ft. Its length is 8 feet longer. Than twice its width. Find the length and width of the wall of the barn.

Diana invested $3000 in a savings account for 3 years. She earned $450 in interest over that time period. What interest rate did she earn? Use the formula I=Prt to find your answer, where I is interest, P is principal, r is rate and t is time.

Lucia knows the fourth term in a sequence is 55 and the ninth term in the same sequence is 90. Explain how she can find the common difference for the sequence. then use the common difference to find the second term of the sequence.

What is the first 6 square numbers

Henry knows that the circumference of a circle is 18 pi inches. What is the area of the circle?

How do i solve for this? I forgot

What is the value of 5.7 * 108? a. 57,000,000 b. 570,000,000 c. 5,700,000,000 d. 5.70000000

An insurance company estimates the probability of an earthquake in the next year to be 0.0013. The average damage done by an earthquake it estimates to be $60,000.

The prices of three sneaker styles are $48,$56, and $72. the probability of choosing the $48 sneaker style is 1/2. the probability of choosing the $56 sneaker style is 1/8.

Solve for x. 5 (x+1) ≤ 5x+3

Nikki drank 0.8 of a 20.5 ounce container of apple cider. How many ounces of apple cider did Nikki drink?