Answer:
the last digit is 5
Step-by-step explanation:
5x+y2
=15+4
=19
So 19 is the answer.
Answer:

Step-by-step explanation:

Answer:
2,000,000,000
Step-by-step explanation:
100,000,000 x 2 = 200,000,000
200,000,000 x 10 =2,000,000,000
a. HCF of 48 and 72 is 24
He can use 24 plates maximum.
b. 48/24 = 2
72/24 = 3
He can put 2 carrot sticks and 3 cheese puffs on each plate.
Hope this helps