If 9 is subtracted from two-thirds of a number, the result is 7. find the number. the number is 3 the number is 10.67 the number is 24

Solve with work adding cheese to a mcdonalds quarter pounder increases the fat content from 21g to 30g. what is the percent of change ?

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

Type the correct answer in the box. use numerals instead of words. if necessary, use / for the fraction bar. a city water tank holds 20 gallons of water. a technician empties 25% of the tank. how many more gallons of water must be removed from thetank so that it has 5 of the water that it started with: the technician must removemore gallons of water for the tank to have 5 of the water that it started with.