She is incorrect as 10% of the higher marked up price is larger than 10% of the original price.
For example: If you mark up $100 by 10% you get $110.
If you mark down $110 by 10%, you will get $99, as 10% of $110 ($11) is larger than 10% of $100 ($10).
0.5 meters in 50 centimeters because there are 100 centimeters in 1 meter. so 100/50 is 50 which is a half or 0.5.
630 centimeters in 6.3 meters. 6.3*100=630
Answer:
Step-by-step explanation:
the first one
Answer:
∠ A ≈ 44.42°
Step-by-step explanation:
Using the cosine ratio in the right triangle
cos A = 
= 
= 
, then
∠ A = 
( ) ≈ 44.42° ( to the nearest hundredth )
