You multiply two rational numbers by multiplying numerators and denominators with each other. So, you have

A rational number is a fraction where both numerator and denominator are integers. Since the product of two integers is an integer, the result fraction is also a rational number, because both
and
are integers.
Answer:
Answer is 19.2
Step-by-step explanation:
60x60= 3600 63x63= 3969
3969
- 3600 = 369 square root of the 369= is 19.2
The maximum is 4 days
200:42= 4,76
Answer: 7/21 is the answer because 7 * 2 = 14 and 21*2=42
Step-by-step explanation: