7/60=5/24w+11/12 please help

The ratio of the measures of the three angles in a triangle is 2: 9: 4. find the measures of the angels

The frequency table shows the results of a survey comparing the number of beach towels sold for full price and at a discount during each of the three summer months. the store owner converts the frequency table to a conditional relative frequency table by row. which value should he use for x? round to the nearest hundredth. 0.89 0.90 0.92 0.96

How do i take any fraction and make it into a decimal or percentage?