# Math

When a class took a math test, 15% of the class failed, 25% made some mistakes (but didn’t fail), and 24 students got perfect scores. How many students were in the class?

1. 👍 0
2. 👎 0
3. 👁 1,259
1. since 15+25 = 40% did not get all correct,

24 = 60% of the class.

so, ...

1. 👍 0
2. 👎 2

1. 👍 0
2. 👎 2
3. 40 students were in the class.

1. 👍 3
2. 👎 0
4. thx

1. 👍 0
2. 👎 0
5. DIDNOT EXPLAIN

FAIL

1. 👍 0
2. 👎 1
6. 40 students

1. 👍 0
2. 👎 0

1. 👍 0
2. 👎 0

## Similar Questions

1. ### Science

A science teacher was curious to see whether offering money for good grades would increase student performance on a test. The teacher offered half of the students in the class \$5.00 if they got an A on their next test. The other

2. ### Math I need help ASAP!

1. which of the following is true of a random sample? a. it is the only way to sample a population. b. each member of the sample is a volunteer. c. it is always the easiest way to sample a population. d. each member of the

3. ### English

Five sentence paragraph. Preparing for a test should start the first day in class this includes paying attention in class,taking good notes,review all assignments on a regular basis. Budget your time make sure you set aside time

4. ### stats 101

how do you find the lower class limit,upper class limit, class width, class midpoint, and class boundaries from a set of frequencies data

1. ### venn diagram

IN A CLASS OF 130 STUDENTS.85 PASSED IN MATHS, 60 PASSED IN SCIENCE, 10 FAILED IN BOTH. a) how many passed in science but failed in math b)how many failed in exactly one subject

2. ### Science

A science teacher was curious to see whether offering money for good grades would increase student peformance on a test. The teacher offered half of the students in the class \$5.00 if they got an A on their next test. The other

3. ### basic statistics for the behavioral sciences

there are 80 students enrolled in statistics. (a)you and 11 other earned the same score. what percent of the class received your score? (b)forty percent of the class received a grade of C. how many students received a C? (c) only

4. ### math

In a local school 34 students are enrolled in a math class, 85 are enrolled in an english class, 58 are enrolled in an art class, and 54 are enrolled in a history class. Construct a pie chart with this data. What is the central

In a frequency distribution, what is the number of observations in a class called? A. class midpoint B. class interval C. class array D. class frequency E. none of the above

2. ### VERY URGENT SCIENCE

A science teacher was curious to see whether offering money for good grades would increase student performance on a test. The teacher offered half the students in the class \$5.00 if they got an A on their next test. The other half

3. ### mathematical methods for economics

in a class of 300 students,they were given mathematics test in three subjects namely,economics,statistics and mathematics,90 students failed in economics,100 failed in statistics,96 failed in mathematics,60 failed in economics and

4. ### Math

There are 24 students in Mrs.Smith's 1st block class. 1/4 of the class passed the math test with an A. 12 students in the class passed the math test with a B. What percent of the students in the class passed the test? ****** This