Answer:
hmmm i think you need to dod
Step-by-step explanation:
yeah
That kinda means to see how many times 4 goes into 50 and write that as a percentage. Hoped I helped
Answer:
48 ways
Step-by-step explanation:
Let me take a guess
S₁_₁₅ = (1+15)*7 + 8 = 120
There are 48 combinations of distinct digits from 1 to 15 to make 20
120-20=100
So every 20 has a corresponding 100
I wish I got it right, otherwise report it.