If a number is added to the numerator of 11/61 and twice the number is added to the denominator of 11/61, the resulting fraction is equivalent to 1/5. Find the number

If a number is doubled, and 16 is added to it, the result is 40. What is the number?

Tai cuts 4 meters 8 cm wire into 10 equal piece. martha cut a 540 cm wire into 9 equal pieces. how much longer is one of marta's wires than one of tai

Factor the expression. 4b^2-11b-3 A. (4b-3) (b-1) B. (4b+1) (b-3) C. (2b+1) (2b-3) D. (2b+1) (2b+3)

12,430,000 in expanded form using exponents

A simple random sample of 64 observations was taken from a large population. the sample mean and the standard deviation were determined to be 320 and 120 respectively. the estimated standard error of the mean is

Enguun earns $17 dollars per hour tutoring student-athletes at Brooklyn University a. If Enguun tutored for 19.5 hours last month, how much money did she earn last month?

One side of a triangle is twice another. The third side is 8 inches and the perimeter of 26 inches. How long is each side?

A new sidewalk will be 6 feet wide, 100 feet long, and filled in a debt of 9 inches with concrete. How many cubic yards of concrete are needed?

Zahra compares two wireless data plans Which equation gives the correct value of n the number of GB for which Plans A and B cost the same (G8 means 'gigabytes of data) Wireless Plan A No initiate fee and 8$ for each GB Wireless Plan B $20 for the

Find the output, g, when the input, r, is 3 G=-5r+13 G=