Answer:
$43.4
Step-by-step explanation:
Let's say x is the cost per kilgram
30x = 93
x = 3.1
14x = 43.4
Answer:
for the number 13
Step-by-step explanation:

by Pythagoras theorem
x= √81+36
x= √117
punch square root of 117 with a calculator, I don't have one now
To find the simpliest form of a fraction, all you need to do is divide the numerator and denominator by their greatest common factor, in which in this case, is 2. And so all you need to do is divide the numerator(42) and the denominator(50) by 2, to get 21/25. This means that the simpliest form of 42/50 is 21/25.
Answer:
x^2+y^2=d^
Step-by-step explanation: