<span>Divide 26 by 0.4 and get 65.</span>
Answer:
the correct answer is D: they form concentric circles.
Answer:
His weight is 9/10 of what it used to be before.
Step-by-step explanation:
See attachment file below.
Multiplying fractions is just multiplying the numerators together and the denominators together.


To find out which one is bigger, we need a common denominator. The LCM of 7 and 21 is 21, so convert the first fraction into a denominator of 21. 7 goes into 21 three times, multiply this to the numerator and denominator:

Now just compare the numerators to see which one is bigger.

therefore,