Answer:80%
Step-by-step explanation:
18/90 × 100%
=20%
he got 20% of the questions wrong
100% - 20% =80%
=>he got 80% of the questions correct
Answer:yes she does cauce she has 1.05
Answer:b,they are not proportional
Answer:
The answer is 512
Day 1:1
Day 2:2
Day 3:4
Day 4:8
Day 5:16
Day 6:32
Day 7:64
Day 8:128
Day 9:256
Day 10:512