Original-drank+added=result
orignail=stwabery+mango+watermelon
original=0.85+0.50+0.15=1.5liter
drank=0.3
orignail-drank=result
1.5-0.3=drank=1.2liter
A. see above
B. addition and subtraction facts
With the sum of 99, we will get 50 pairs whole numbers. Why?
Let’s start with
0+ 99
1 + 98
2 + 97
3 + 96
4 + 95
5 + 94
6 + 93
7 + 92
8 + 91
9 + 90
10 + 89
………
……..
43 + 49
44 + 50
Therefore, if you’re going to count all pairs of whole number, you will get 50 pairs of whole number with the sum of 99.
Hope this helps!
Answer:
BEC is 90 degrees
Step-by-step explanation: