In a classroom of 33 students, the ratio of boys to girls is 3: 8. how many boys are in the class?

There are 9 boys in the class.

Step-by-step explanation:

Given : The total students in the class =33

The ratio of boys to girls is 3:8.

Let the number of boys be 3x and the number of girls be 8x, thus the total number of students =3x+8x=11x

According to the question, we have

Therefore, the number of boys =

Hence, there are 9 boys in the class.

7 weeks

step-by-step explanation:

convert each fraction to the least common multiple of 20, so 3/4 = 15/20 & 1/10 = 2/20, then divide 15 by 2 and you get a little over 7, so the food will last 7 weeks.