Question

Fill in the missing number to the equivalent ratio 9:15=45: _

Answer 1

75

Explanation:

9:15=45: _

very similar to cross multiplying

9/15 = (45/ something)

something = 45 / (9/15) = 45 * (15/9) = 5*15 = 75

Answer 2

75

Explanation:

9x5=45

15x5=75