Answer:
Yes, her calculation is correct. The value of 40% of 75 is 30.
Step-by-step explanation:
The value of 40% of 75 is

The value of
of 75 is

From the above calculation it is noticed that the value of 40% of 75 and
of 75 are same, therefore the calculation is correct and the value of 40% of 75 is 30.
The multiplicative inverse of a number is the number when you multiply it, it gives you the product of 1.
So for - 27, what number will give us 1 when we multiply it by -27
-27 * -1/27 = 1
So the multiplicative inverse of -27 = -1/27
7/9 * 9/7 = 1
-9/16 * -16/9 = 1
So in essence, just take the number and flip it
-27 = -1 / 27
7/9 = 9/7
-9/16 = -16/9
Answer: 4
Step-by-step explanation:
Answer:
C and X , B and L , A and W , D and G are congruent