What is the Highest Factor of $$ {2^{3}×{3^{5}}} and \ {2^{3}×{3^{5}}}$$ ?

Study the given pie chart and answer the question that follows.
Distribution (Degree wise) of students studying in schools A, B, C, D and E
Total Number of students =9000

If the ratio of the number of boys to that of girls in school C is 6 : 5 and that in school B is 7 : 11,then what is the ratio of the number of boys in school C to the number of girls in school B?

16 boys or 12 women can do a piece of work in 28 days. In how many days will the same work be done by 4 boys and 4 women, if they all work together?

If A: B=3: 4, B:C =2:3 then what is the value of A +B: B+C: C+A?

In a circle, difference between the circumference and radius is 37 cm. Find the area (in cm²) of the circle?

How many positive factors does 325 have?

If the cost price of an article is 5/9 of its marked price and the profit is 20% then what is the discount percentage?

A vendor sells potatoes at a cost price, but he mixes some rotten potatoes and thereby gains 25%. The percentage of rotten potatoes in the mixture is?