I only know D. but I'll try to figure out the rest too. D. 9 years old
Answer:
23
Step-by-step explanation:
2y=46
y=46/2
y=23
hope this helps!!
Divide

by 5. Or multiply it by 1/5.
You get - 56/25 or

pounds per month.
19.
2568.75 - 2500 = 68.75;
( ? / 100 ) * 2500 = 68.75 ;
? * 25 = 68.75;
? = 68.75 ÷ 25
? = 2.75;
r = 2.75 %