## 1. In a class of 40 students, if girls are 40%. Find total number of boys ? at ...

Therefore Number of Girls in the class is 16. ... Hence, number of boys in class is 24. ... Percentage of Boys = 100% - percentage of girls. ... Hence, number of boys ...

In a class of 40 students, if girls are 40%. Find total number of boys ? : math, algebra & geometry tutorials for school and home education

## 2. In a class of 40 students, 45% are girls. Find the number of boys in t

Posted: Dec 19, 2021

In a class of 40 students, 45% are girls. Find the number of boys in the class .

## 3. SAT Math : Venn Diagrams - Varsity Tutors

For the language classes there are 40 students on the roster, showing that 5 students are taking 2 language classes. The maximum number of students taking two ...

Free practice questions for SAT Math - Venn Diagrams. Includes full solutions and score reporting.

## 4. [Solved] In a class of 40 students, 45% are girls and the remaining a

Number of girls in class = 40 × 45/100 = 18 Number of boys in class = 40 - 18 = 22 Average marks of girls is = 54 Sum of marks of girls is = 54 ×

Number of girls in class = 40 × 45/100 = 18 Number of boys in class = 40 - 18 = 22 Average marks of girls is = 54 Sum of marks of girls is = 54 ×

## 5. In a class, 40% of the boys is same as 1/2 of the girls and there are 20 girls ...

In a class, 40% of the boys is same as 1/2 of the girls and there are 20 girls. Total number of students in the class is - Number of girls = 20 Now, ...

In a class, 40% of the boys is same as 1/2 of the girls and there are 20 girls. Total number of students in the class is - Number of girls = 20 Now, 40% of boys = 10 => 100\% boys \equiv10\times\frac{100}{40}=25 \therefore Total students = 20+25=45 => Ans - (B)

## 6. n a class of 40 students 20% are girls. How many boy[algebra] - Gauthmath

Answer to n a class of 40 students 20% are girls. How many boys are there in the class?

## 7. SOLUTION: In a class of 20 students, 40% are boys. Twenty-five percent ...

There are 20-8 = 12 girls. ... 2+6 = 8 students wear glasses. ... If you need more one-on-one help, email me at jim_thompson5910@hotmail.com. You can ...

You can put this solution on YOUR website! "In a class of 20 students, 40% are boys." So there are 20*0.4 = 8 boys There are 20-8 = 12 girls. ------------------------------------------------------- " Twenty-five percent of the boys and 50% of the girls wear glasses" 0.25*8 = 2 boys wear glasses 0.5*12 = 6 girls wear glasses 2+6 = 8 students wear glasses. ------------------------------------------------------------------------------------------------------------------------ If you need more one-on-one help, email me at jim_thompson5910@hotmail.com. You can ask me a few more questions for free, but afterwards, I would charge you ($2 a problem to have steps shown or $1 a problem for answer only). Alternatively, please consider visiting my website: http://www.freewebs.com/jimthompson5910/home.html and making a donation. Any amount is greatly appreciated as it helps me a lot. This donation is to support free tutoring. Thank you. Jim ------------------------------------------------------------------------------------------------------------------------

## 8. In a class of 50 students, 20 play Hockey, 15 play Cricket and 11 play

Since #(H and C) = 7 (which also include those who play Football), but we've found that #(H and C and F) = 2, there must be 7 - 2 = 5 students who play Hockey ...

In a class of 50 students, 20 play Hockey, 15 play Cricket and 11 play Football. 7 play both Hockey and Cricket, 4 play Cricket and Football and 5 play Hockey and football. If 18 ...