3. In a Class, there are 50 boys and 45 girls. Find the ratio of theof

1.	3. In a Class, there are 50 boys and 45 girls. Find the ratio of theof girls4. Ravi walks 18 km in an hour while Roshan walks 8 km in an hour. Find the ratio of thecovered by Ravi to the distance covered by Roshan6. In a school, there were 90 holidays in one year. Find the ratio of the number of hisnumber of days in one year
Answer» Answer: WHT IS YOUR QUESTION Step-by-step explanation: usual, prove it using the general heuristic that X=YX=Y if and only if X⊆Y and X⊇Y.X⊆Y and X⊇Y. In other WORDS, take a generic ELEMENT of A×(B−C)A×(B−C) and show that it also must be an element of (A×B)−(A×C)(A×B)−(A×C), and VICE VERSA.

3. In a Class, there are 50 boys and 45 girls. Find the ratio of theof girls4. Ravi walks 18 km in an hour while Roshan walks 8 km in an hour. Find the ratio of thecovered by Ravi to the distance covered by Roshan6. In a school, there were 90 holidays in one year. Find the ratio of the number of hisnumber of days in one year

Answer»

Answer:

WHT IS YOUR QUESTION

Step-by-step explanation:

usual, prove it using the general heuristic that

X=YX=Y if and only if X⊆Y and X⊇Y.X⊆Y and X⊇Y.

In other WORDS, take a generic ELEMENT of A×(B−C)A×(B−C) and show that it also must be an element of (A×B)−(A×C)(A×B)−(A×C), and VICE VERSA.