subject
Mathematics, 29.06.2020 15:01 jorgepas66

the number of students failed in chemistry exam is changed from 20 to 12 . what is the decrease percent?

ansver
Answers: 1

Another question on Mathematics

question
Mathematics, 21.06.2019 15:30
What is the measure of angle z in this figure? enter your answer in the box. z = ° two intersection lines. all four angles formed by the intersecting lines are labeled. clockwise, the angles are labeled 43 degrees, x degrees, y degrees, and z degrees.
Answers: 3
question
Mathematics, 21.06.2019 16:30
Asequence {an} is defined recursively, with a1 = 1, a2 = 2 and, for n > 2, an = an-1 an-2 . find the term a241. a) 0 b) 1 c) 2 d) 1 2
Answers: 1
question
Mathematics, 21.06.2019 18:30
The bake stars picked 907 apples last weekend at a local orchard they made caramel apples and sold them in the bakery in trays of 6
Answers: 1
question
Mathematics, 21.06.2019 23:40
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.
Answers: 1
You know the right answer?
the number of students failed in chemistry exam is changed from 20 to 12 . what is the decrease perc...
Questions
question
Arts, 21.12.2020 22:40
question
Arts, 21.12.2020 22:40