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It is already in its simplest ratio because 17 is a Prime number but if it were 7 boys to 21 girls then the ratio would be 1 to 3
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How many letters can a first grader copy per minute?
Girls - 21 letters/minute Boys - 17 letters/minute
In a class of 21 students the ratio of boys to girls is 4 to 3 Three extra boys and one extra girls join the class What is the new ratio of boys to girls?
B/G = 4/3 so 3B = 4G B+G = 21 Multiply by 3: 3B+3G = 63 But 3B = 4G so 4G+3G = 63 ie 7G = 63 so that G = 9 So B+G=21 means B = 12 3 more boys so B' = 12+3 = 15 1 more girl so G' = 9+1 = 10 So new ratio = B'/G' = 15/10 = 3/2 or 3 to 2
What is the ratio of 105 to 85?
21:17 in its lowest terms.
A ceramics class has 75 percent girls and 25 percent boys.There are 21 girls in the class. How many boys are there in the class?
7 boys
What is the probability that a teacher will pick a boy out of 21 students 9 girls and 12 boys?
12/21 or 4/7
The ratio of 21 girls and 14 boys?
The ratio of girls to boys is 21/14 = 3/2 = 1.5 . The ratio of boys to girls is 14/21 = 2/3 = 0.66 .
Charlotte's class has 21 girls and 14 boys what it the ratio of girls to boys in her class?
The ratio of girls to boys in Charlotte's class is 3:2. This is found by dividing the number of girls by the number of boys to get 21/14 = 3/2.
In Mrs Smith's math class there are 21 boys and 6 girls what is the ratio of boys to girls in simplest form?
The ration of girls to boys is 21:6To simplify this divide both numbers by 3 = 7:2
The ratio of boys to girls is 5 to 7 if there are 6 more girls than boys in the math class how many students total are in the class?
Let's denote the number of boys as 5x and the number of girls as 7x, where x is a positive integer. Since there are 6 more girls than boys, we have the equation 7x = 5x + 6. Solving for x, we get x = 3. Therefore, the total number of students in the class is 5x + 7x = 12x = 12 * 3 = 36 students.
If there are 23 boys and 21 boys in class A, Class B has 21 boys and 22 girls. How many girls and boys are there in Class A and B?
87
A science class has a ratio of 3 boys to 2 girls What is the largest class that could be formed with less than 40 students?
21 boys + 14 girls = 35 studentsThis also works for math and social studies classes.
How many letters can a first grader copy per minute?
Girls - 21 letters/minute Boys - 17 letters/minute
If 30 percent of a class consists of boys and there are 49 girls how many boys are there?
There are 21 boys. Boys = 30% Girls = 70% = 49 40/.7 = 70 70 - 49 = 21
In a class of 21 students the ratio of boys to girls is 4 to 3 Three extra boys and one extra girls join the class What is the new ratio of boys to girls?
B/G = 4/3 so 3B = 4G B+G = 21 Multiply by 3: 3B+3G = 63 But 3B = 4G so 4G+3G = 63 ie 7G = 63 so that G = 9 So B+G=21 means B = 12 3 more boys so B' = 12+3 = 15 1 more girl so G' = 9+1 = 10 So new ratio = B'/G' = 15/10 = 3/2 or 3 to 2
What is the ratio of 105 to 85?
21:17 in its lowest terms.
There are 21 boys and 24 girls in the math club how many commtes can be formed so there are the same number of boys on each committee and the same number of girls on each committee?
21
A ceramics class has 75 percent girls and 25 percent boys.There are 21 girls in the class. How many boys are there in the class?
7 boys
