If it takes 5 workers 20 hours to brick a house, how long will it take 8 workers to do the job if they all work at the same rate?

Nine more than four times a number is the same as one less than twice the number. find the number?

Convert the mixed numbers into improper fractions. convert the improper fraction to mixed numbers.

The point of intersection of the diagonals of a rectangle is 4 cm further away from the smaller side then from the larger side of the rectangle. the perimeter of the rectangle is equal to 56 cm. find the lengths of the sides of the rectangle. 16 points answer quick