Answer:

Step-by-step explanation:

Combine like terms, rewrite the equation and perform the operations between the coefficients,


19/25 * 100 = 1900/25 = 76 ....numbers greater then 15
7/50 * 100 = 700/50 = 14....numbers less then 15
100 - (76 + 14) = 100 - 90 = 10 <== numbers equal to 15
Answer:
~96.6
Step-by-step explanation:
120/124 is 30/31 or 60/62 or 96.6/99.82
Pythagorean
Theorem as follows: A^2+B^2=C^2