Mathematics, 21.03.2021 20:30 jrcspiderman2003

8. Of the 30 students in Bob's exercise class, 80% drive to class. The rest walk or ride
bicycles. How many of the students do not
drive to the class?
(2) 8
(3) 12
(4) 15
(5) 20

Answers: 1

Show answers

Other questions on the subject: Mathematics

Mathematics, 20.06.2019 18:02, 3kp

Ared balloon starts at 7.3 meters off the ground and rises at 2.6 meters per second. a blue balloon starts at 12.4 meters off the ground and rises at 1.5 meters per second. when will the balloons be at the same height?

Answers: 1

continue

Mathematics, 21.06.2019 14:00, help26852

Multiply. −2x(6 x 4 −7 x 2 +x−5) express the answer in standard form. enter your answer in the box.

Answers: 1

continue

Mathematics, 21.06.2019 16:20, bestballer7095

Aclass consists of 55% boys and 45% girls. it is observed that 25% of the class are boys and scored an a on the test, and 35% of the class are girls and scored an a on the test. if a student is chosen at random and is found to be a girl, the probability that the student scored an ais

Answers: 2

continue

Mathematics, 21.06.2019 16:30, dimpleschris101

Marco is studying a type of mold that grows at a fast rate. he created the function f(x) = 345(1.30)x to model the number of mold spores per week. what does the 1.30 represent? how many mold spores are there after 4 weeks? round your answer to the nearest whole number. 1.30 represents the number of mold spores marco had at the beginning of the study; 985 mold spores 1.30 represents the number of mold spores grown in a given week; 448 mold spores 1.30 represents the 30% rate of weekly growth; 345 mold spores 1.30 represents the 30% rate of weekly growth; 985 mold spores

Answers: 1

continue

You know the right answer?

8. Of the 30 students in Bob's exercise class, 80% drive to class. The rest walk or ride
bicy...