X = 12400
20/100 = 1/5
2480 x 5 = 12400
Ratio is 5:8 if you see the Gp is higher to the outcome
For the first one its 7/2 and the second one is 7/6
and u cant covert them into a proper fraction you can only covert them into a improper fracion
2475 different teams can be formed.
Combination is the way in which items can be selected from a collection. If we have n total objects and r objects want to be selected, the number of combinations is:

Since we need to nominate 2 men from a company of 10 males, the number of ways this can be done = 
Also, we need to nominate 2 women from a company of 11 females, the number of ways this can be done = 
Therefore the total number of different teams that can be formed = 45 ways * 55 ways = 2475 ways
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