Question

7. Boys and girls in a school are in the ratio 7:4. If the total strength of the school
is 550, find the number of boys and girls.
8. The sides of a triangle are in the ratio 1:2:3. If the perimeter is 36 cm, find its
sides.द साइड ऑफ़ अ ट्रायंगल आर इन द रेश्यो 102 रेश्यो 3 इज द पैरामीटर ऑफ इज 36 सेंटीमीटर फाइंड इट्स साइड ​

Answer 1

Answer:

350 boys and 200 girls.

Step-by-step explanation:

7x + 4x =11x

11x= 550

x = 50

B: 50 *7= 350

G= 50 * 4= 200

Answer 2

Answer:

350girls

200boys

6. cm 12 cm 18cm,